Home / 6,700,175.82-9,243,737.82-3,945,179.52

Finding the Fourth Proportional to 6,700,175.82, 9,243,737.82 and 3,945,179.52

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Solution

The fourth proportional to 6,700,175.82, 9,243,737.82 and 3,945,179.52 is: 5,442,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700,175.82 : 9,243,737.82 = 3,945,179.52 : x
  2. Step 2: Convert to fraction form
    6,700,175.82/9,243,737.82 = 3,945,179.52/x
  3. Step 3: Cross multiply
    6,700,175.82x = 9,243,737.82 × 3,945,179.52
  4. Step 4: Simplify right side
    6,700,175.82x = 36,468,205,135,713.45
  5. Step 5: Solve for x
    x = 36,468,205,135,713.45/6,700,175.82
  6. Step 6: Final answer
    x = 5,442,872.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.