Home / 36,643,500.80-54,986,246.40-13,940,691.20

Finding the Fourth Proportional to 36,643,500.80, 54,986,246.40 and 13,940,691.20

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Solution

The fourth proportional to 36,643,500.80, 54,986,246.40 and 13,940,691.20 is: 20,919,024.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643,500.80 : 54,986,246.40 = 13,940,691.20 : x
  2. Step 2: Convert to fraction form
    36,643,500.80/54,986,246.40 = 13,940,691.20/x
  3. Step 3: Cross multiply
    36,643,500.80x = 54,986,246.40 × 13,940,691.20
  4. Step 4: Simplify right side
    36,643,500.80x = 766,546,281,309,511.62
  5. Step 5: Solve for x
    x = 766,546,281,309,511.62/36,643,500.80
  6. Step 6: Final answer
    x = 20,919,024.24

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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.