A cone and a cylinder have the same base area. It is known that the volume ratio of the cone to the cylinder is 1:9, and the height of the cone is 4.8 cm. What is the height of the cylinder in cm?
一个圆锥与一个圆柱的底面积相等，已知圆锥与圆柱的体积比是1：9，圆锥的高是4.8厘米，则圆柱的高是多少厘米．
<result>14.4</result>