Home / 82,724,614.80-124,086,922.20-25,216,793.70

Finding the Fourth Proportional to 82,724,614.80, 124,086,922.20 and 25,216,793.70

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Solution

The fourth proportional to 82,724,614.80, 124,086,922.20 and 25,216,793.70 is: 37,825,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,724,614.80 : 124,086,922.20 = 25,216,793.70 : x
  2. Step 2: Convert to fraction form
    82,724,614.80/124,086,922.20 = 25,216,793.70/x
  3. Step 3: Cross multiply
    82,724,614.80x = 124,086,922.20 × 25,216,793.70
  4. Step 4: Simplify right side
    82,724,614.80x = 3,129,074,317,985,350
  5. Step 5: Solve for x
    x = 3,129,074,317,985,350/82,724,614.80
  6. Step 6: Final answer
    x = 37,825,190.55

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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.