Home / 26,391,279.69-36,419,374.17-15,377,343.57

Finding the Fourth Proportional to 26,391,279.69, 36,419,374.17 and 15,377,343.57

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Solution

The fourth proportional to 26,391,279.69, 36,419,374.17 and 15,377,343.57 is: 21,220,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391,279.69 : 36,419,374.17 = 15,377,343.57 : x
  2. Step 2: Convert to fraction form
    26,391,279.69/36,419,374.17 = 15,377,343.57/x
  3. Step 3: Cross multiply
    26,391,279.69x = 36,419,374.17 × 15,377,343.57
  4. Step 4: Simplify right side
    26,391,279.69x = 560,033,229,216,473.62
  5. Step 5: Solve for x
    x = 560,033,229,216,473.62/26,391,279.69
  6. Step 6: Final answer
    x = 21,220,389.30

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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.