Finding the Fourth Proportional to 49,676,752.72, 68,553,395 and 27,649,901.12
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Solution
The fourth proportional to 49,676,752.72, 68,553,395 and 27,649,901.12 is: 38,156,572.03
Step by Step Solution
- Step 1: Write the proportion equation
49,676,752.72 : 68,553,395 = 27,649,901.12 : x - Step 2: Convert to fraction form
49,676,752.72/68,553,395 = 27,649,901.12/x - Step 3: Cross multiply
49,676,752.72x = 68,553,395 × 27,649,901.12 - Step 4: Simplify right side
49,676,752.72x = 1,895,494,593,190,302.50 - Step 5: Solve for x
x = 1,895,494,593,190,302.50/49,676,752.72 - Step 6: Final answer
x = 38,156,572.03
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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.