Home / 38,608,279.20-57,920,194.80-11,314,519.20

Finding the Fourth Proportional to 38,608,279.20, 57,920,194.80 and 11,314,519.20

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Solution

The fourth proportional to 38,608,279.20, 57,920,194.80 and 11,314,519.20 is: 16,974,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,608,279.20 : 57,920,194.80 = 11,314,519.20 : x
  2. Step 2: Convert to fraction form
    38,608,279.20/57,920,194.80 = 11,314,519.20/x
  3. Step 3: Cross multiply
    38,608,279.20x = 57,920,194.80 × 11,314,519.20
  4. Step 4: Simplify right side
    38,608,279.20x = 655,339,156,132,340.12
  5. Step 5: Solve for x
    x = 655,339,156,132,340.12/38,608,279.20
  6. Step 6: Final answer
    x = 16,974,057.63

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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.