Finding the Fourth Proportional to 14,631,129.92, 21,857,706.26 and 9,471,526.71
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Solution
The fourth proportional to 14,631,129.92, 21,857,706.26 and 9,471,526.71 is: 14,149,682.89
Step by Step Solution
- Step 1: Write the proportion equation
14,631,129.92 : 21,857,706.26 = 9,471,526.71 : x - Step 2: Convert to fraction form
14,631,129.92/21,857,706.26 = 9,471,526.71/x - Step 3: Cross multiply
14,631,129.92x = 21,857,706.26 × 9,471,526.71 - Step 4: Simplify right side
14,631,129.92x = 207,025,848,660,924.25 - Step 5: Solve for x
x = 207,025,848,660,924.25/14,631,129.92 - Step 6: Final answer
x = 14,149,682.89
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.