Home / 82,459,713.60-123,649,711.20-30,608,562.24

Finding the Fourth Proportional to 82,459,713.60, 123,649,711.20 and 30,608,562.24

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Solution

The fourth proportional to 82,459,713.60, 123,649,711.20 and 30,608,562.24 is: 45,898,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,459,713.60 : 123,649,711.20 = 30,608,562.24 : x
  2. Step 2: Convert to fraction form
    82,459,713.60/123,649,711.20 = 30,608,562.24/x
  3. Step 3: Cross multiply
    82,459,713.60x = 123,649,711.20 × 30,608,562.24
  4. Step 4: Simplify right side
    82,459,713.60x = 3,784,739,881,223,225
  5. Step 5: Solve for x
    x = 3,784,739,881,223,225/82,459,713.60
  6. Step 6: Final answer
    x = 45,898,047.86

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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.