Home / 8,690,274.57-12,002,532.17-5,723,241.38

Finding the Fourth Proportional to 8,690,274.57, 12,002,532.17 and 5,723,241.38

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Solution

The fourth proportional to 8,690,274.57, 12,002,532.17 and 5,723,241.38 is: 7,904,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,274.57 : 12,002,532.17 = 5,723,241.38 : x
  2. Step 2: Convert to fraction form
    8,690,274.57/12,002,532.17 = 5,723,241.38/x
  3. Step 3: Cross multiply
    8,690,274.57x = 12,002,532.17 × 5,723,241.38
  4. Step 4: Simplify right side
    8,690,274.57x = 68,693,388,691,496.32
  5. Step 5: Solve for x
    x = 68,693,388,691,496.32/8,690,274.57
  6. Step 6: Final answer
    x = 7,904,628.11

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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.