Home / 8,989,197.28-13,493,391.35-3,874,151.43

Finding the Fourth Proportional to 8,989,197.28, 13,493,391.35 and 3,874,151.43

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Solution

The fourth proportional to 8,989,197.28, 13,493,391.35 and 3,874,151.43 is: 5,815,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,197.28 : 13,493,391.35 = 3,874,151.43 : x
  2. Step 2: Convert to fraction form
    8,989,197.28/13,493,391.35 = 3,874,151.43/x
  3. Step 3: Cross multiply
    8,989,197.28x = 13,493,391.35 × 3,874,151.43
  4. Step 4: Simplify right side
    8,989,197.28x = 52,275,441,374,781.38
  5. Step 5: Solve for x
    x = 52,275,441,374,781.38/8,989,197.28
  6. Step 6: Final answer
    x = 5,815,362.57

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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.