A conical grain pile is 1.2 meters high and covers an area of 16 square meters. Put this pile of grains into the granary, which takes up (2/7) of the entire granary. Find the volume of the granary.
一个圆锥形谷堆，高1.2米，占地面积16平方米，把这堆谷装进粮仓里，正好占整个粮仓的(2/7)，求这个粮仓的容积．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">1.2 / (2/7)</gadget>
<output>4.2</output>

<gadget id="calculator">(1/3) * 16 * 4.2</gadget>
<output>22.4</output>

<result>22.4</result>