Home / 8,530,487.38-12,795,731.12-2,850,711.70

Finding the Fourth Proportional to 8,530,487.38, 12,795,731.12 and 2,850,711.70

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Solution

The fourth proportional to 8,530,487.38, 12,795,731.12 and 2,850,711.70 is: 4,276,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,487.38 : 12,795,731.12 = 2,850,711.70 : x
  2. Step 2: Convert to fraction form
    8,530,487.38/12,795,731.12 = 2,850,711.70/x
  3. Step 3: Cross multiply
    8,530,487.38x = 12,795,731.12 × 2,850,711.70
  4. Step 4: Simplify right side
    8,530,487.38x = 36,476,940,413,838.10
  5. Step 5: Solve for x
    x = 36,476,940,413,838.10/8,530,487.38
  6. Step 6: Final answer
    x = 4,276,067.57

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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.