Home / 42,542,419.53-63,829,711.95-16,653,223.38

Finding the Fourth Proportional to 42,542,419.53, 63,829,711.95 and 16,653,223.38

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Solution

The fourth proportional to 42,542,419.53, 63,829,711.95 and 16,653,223.38 is: 24,986,130.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,542,419.53 : 63,829,711.95 = 16,653,223.38 : x
  2. Step 2: Convert to fraction form
    42,542,419.53/63,829,711.95 = 16,653,223.38/x
  3. Step 3: Cross multiply
    42,542,419.53x = 63,829,711.95 × 16,653,223.38
  4. Step 4: Simplify right side
    42,542,419.53x = 1,062,970,451,046,086.62
  5. Step 5: Solve for x
    x = 1,062,970,451,046,086.62/42,542,419.53
  6. Step 6: Final answer
    x = 24,986,130.61

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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.