Finding the Fourth Proportional to 29,120,110.29, 40,186,593.18 and 16,068,209.99
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Solution
The fourth proportional to 29,120,110.29, 40,186,593.18 and 16,068,209.99 is: 22,174,593.82
Step by Step Solution
- Step 1: Write the proportion equation
29,120,110.29 : 40,186,593.18 = 16,068,209.99 : x - Step 2: Convert to fraction form
29,120,110.29/40,186,593.18 = 16,068,209.99/x - Step 3: Cross multiply
29,120,110.29x = 40,186,593.18 × 16,068,209.99 - Step 4: Simplify right side
29,120,110.29x = 645,726,617,798,008.88 - Step 5: Solve for x
x = 645,726,617,798,008.88/29,120,110.29 - Step 6: Final answer
x = 22,174,593.82
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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.