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Finding the Fourth Proportional to 26,572,225.80, 39,787,479.90 and 26,572,225.80

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Solution

The fourth proportional to 26,572,225.80, 39,787,479.90 and 26,572,225.80 is: 39,787,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,572,225.80 : 39,787,479.90 = 26,572,225.80 : x
  2. Step 2: Convert to fraction form
    26,572,225.80/39,787,479.90 = 26,572,225.80/x
  3. Step 3: Cross multiply
    26,572,225.80x = 39,787,479.90 × 26,572,225.80
  4. Step 4: Simplify right side
    26,572,225.80x = 1,057,241,899,915,761.38
  5. Step 5: Solve for x
    x = 1,057,241,899,915,761.38/26,572,225.80
  6. Step 6: Final answer
    x = 39,787,479.90

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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.