Finding the Fourth Proportional to 16,068,414.97, 22,177,631.15 and 9,545,668.03
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Solution
The fourth proportional to 16,068,414.97, 22,177,631.15 and 9,545,668.03 is: 13,174,933.87
Step by Step Solution
- Step 1: Write the proportion equation
16,068,414.97 : 22,177,631.15 = 9,545,668.03 : x - Step 2: Convert to fraction form
16,068,414.97/22,177,631.15 = 9,545,668.03/x - Step 3: Cross multiply
16,068,414.97x = 22,177,631.15 × 9,545,668.03 - Step 4: Simplify right side
16,068,414.97x = 211,700,304,601,958.78 - Step 5: Solve for x
x = 211,700,304,601,958.78/16,068,414.97 - Step 6: Final answer
x = 13,174,933.87
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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.