The table represents the Seven Summits.
$$\begin{array}{l|l|c}
\hline \text { Mountain } & \text { Continent } & \text { Altitude (ft) } \\
\hline \text { Mt. Kilimanjaro } & \text { Africa } & 19,340 \\
\hline \text { Elbrus } & \text { Europe } & 18,510 \\
\hline \text { Aconcagua } & \text { South America } & 22,834 \\
\hline \text { Denali (Mt. McKinley) } & \text { North America } & 20,320 \\
\hline \text { Vinson Massif } & \text { Antarctica } & 16,864 \\
\hline \text { Mt. Kosciusko } & \text { Australia } & 7,310 \\
\hline \text { Mt. Everest } & \text { Asia } & 29,035 \\
\hline\end{array}$$
How much higher is Aconcagua than Denali?