Finding the Fourth Proportional to 29,762,786.16, 41,069,472.12 and 16,711,470
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Solution
The fourth proportional to 29,762,786.16, 41,069,472.12 and 16,711,470 is: 23,060,047.12
Step by Step Solution
- Step 1: Write the proportion equation
29,762,786.16 : 41,069,472.12 = 16,711,470 : x - Step 2: Convert to fraction form
29,762,786.16/41,069,472.12 = 16,711,470/x - Step 3: Cross multiply
29,762,786.16x = 41,069,472.12 × 16,711,470 - Step 4: Simplify right side
29,762,786.16x = 686,331,251,249,216.38 - Step 5: Solve for x
x = 686,331,251,249,216.38/29,762,786.16 - Step 6: Final answer
x = 23,060,047.12
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1.5x scale
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.