Finding the Fourth Proportional to 73,491,660.18, 101,417,686.24 and 40,451,202.90
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Solution
The fourth proportional to 73,491,660.18, 101,417,686.24 and 40,451,202.90 is: 55,822,217.02
Step by Step Solution
- Step 1: Write the proportion equation
73,491,660.18 : 101,417,686.24 = 40,451,202.90 : x - Step 2: Convert to fraction form
73,491,660.18/101,417,686.24 = 40,451,202.90/x - Step 3: Cross multiply
73,491,660.18x = 101,417,686.24 × 40,451,202.90 - Step 4: Simplify right side
73,491,660.18x = 4,102,467,403,742,777.50 - Step 5: Solve for x
x = 4,102,467,403,742,777.50/73,491,660.18 - Step 6: Final answer
x = 55,822,217.02
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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.