Home / 5,327,414.10-7,992,287.55-2,131,737.30

Finding the Fourth Proportional to 5,327,414.10, 7,992,287.55 and 2,131,737.30

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Solution

The fourth proportional to 5,327,414.10, 7,992,287.55 and 2,131,737.30 is: 3,198,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,414.10 : 7,992,287.55 = 2,131,737.30 : x
  2. Step 2: Convert to fraction form
    5,327,414.10/7,992,287.55 = 2,131,737.30/x
  3. Step 3: Cross multiply
    5,327,414.10x = 7,992,287.55 × 2,131,737.30
  4. Step 4: Simplify right side
    5,327,414.10x = 17,037,457,482,660.61
  5. Step 5: Solve for x
    x = 17,037,457,482,660.61/5,327,414.10
  6. Step 6: Final answer
    x = 3,198,072.68

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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.