There are two cylinders of equal height. The ratio of the radius of the base of the first cylinder to the radius of the base of the second cylinder is 2:3. The volume of the first cylinder is 8 cubic centimeters. What is the volume of the second cylinder in cubic centimeters? centimeter.
有两个高相等的圆柱，第一个圆柱的底面半径和第二个圆柱的底面半径的比是2：3，第一个圆柱的体积是8立方厘米，第二个圆柱的体积是多少立方厘米．
<gadget id="calculator">9 / 4</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">8 * (9/4)</gadget>
<output>18</output>

<result>18</result>