Finding the Fourth Proportional to 14,305,629.34, 19,742,287.66 and 8,195,238.82
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Solution
The fourth proportional to 14,305,629.34, 19,742,287.66 and 8,195,238.82 is: 11,309,726.99
Step by Step Solution
- Step 1: Write the proportion equation
14,305,629.34 : 19,742,287.66 = 8,195,238.82 : x - Step 2: Convert to fraction form
14,305,629.34/19,742,287.66 = 8,195,238.82/x - Step 3: Cross multiply
14,305,629.34x = 19,742,287.66 × 8,195,238.82 - Step 4: Simplify right side
14,305,629.34x = 161,792,762,226,838.97 - Step 5: Solve for x
x = 161,792,762,226,838.97/14,305,629.34 - Step 6: Final answer
x = 11,309,726.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.