Home / 6,787,434.15-10,181,151.23-5,591,691.90

Finding the Fourth Proportional to 6,787,434.15, 10,181,151.23 and 5,591,691.90

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Solution

The fourth proportional to 6,787,434.15, 10,181,151.23 and 5,591,691.90 is: 8,387,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,434.15 : 10,181,151.23 = 5,591,691.90 : x
  2. Step 2: Convert to fraction form
    6,787,434.15/10,181,151.23 = 5,591,691.90/x
  3. Step 3: Cross multiply
    6,787,434.15x = 10,181,151.23 × 5,591,691.90
  4. Step 4: Simplify right side
    6,787,434.15x = 56,929,860,837,507.58
  5. Step 5: Solve for x
    x = 56,929,860,837,507.58/6,787,434.15
  6. Step 6: Final answer
    x = 8,387,537.85

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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.