Home / 8,128,936.38-12,193,404.72-2,737,135.44

Finding the Fourth Proportional to 8,128,936.38, 12,193,404.72 and 2,737,135.44

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Solution

The fourth proportional to 8,128,936.38, 12,193,404.72 and 2,737,135.44 is: 4,105,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,936.38 : 12,193,404.72 = 2,737,135.44 : x
  2. Step 2: Convert to fraction form
    8,128,936.38/12,193,404.72 = 2,737,135.44/x
  3. Step 3: Cross multiply
    8,128,936.38x = 12,193,404.72 × 2,737,135.44
  4. Step 4: Simplify right side
    8,128,936.38x = 33,375,000,193,375.28
  5. Step 5: Solve for x
    x = 33,375,000,193,375.28/8,128,936.38
  6. Step 6: Final answer
    x = 4,105,703.21

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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.