Finding the Fourth Proportional to 73,491,447.96, 110,244,039.12 and 21,676,101.12
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Solution
The fourth proportional to 73,491,447.96, 110,244,039.12 and 21,676,101.12 is: 32,516,177.14
Step by Step Solution
- Step 1: Write the proportion equation
73,491,447.96 : 110,244,039.12 = 21,676,101.12 : x - Step 2: Convert to fraction form
73,491,447.96/110,244,039.12 = 21,676,101.12/x - Step 3: Cross multiply
73,491,447.96x = 110,244,039.12 × 21,676,101.12 - Step 4: Simplify right side
73,491,447.96x = 2,389,660,939,842,356 - Step 5: Solve for x
x = 2,389,660,939,842,356/73,491,447.96 - Step 6: Final answer
x = 32,516,177.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.