Home / 48,735,531.20-73,103,296.80-20,002,287.80

Finding the Fourth Proportional to 48,735,531.20, 73,103,296.80 and 20,002,287.80

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Solution

The fourth proportional to 48,735,531.20, 73,103,296.80 and 20,002,287.80 is: 30,003,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,735,531.20 : 73,103,296.80 = 20,002,287.80 : x
  2. Step 2: Convert to fraction form
    48,735,531.20/73,103,296.80 = 20,002,287.80/x
  3. Step 3: Cross multiply
    48,735,531.20x = 73,103,296.80 × 20,002,287.80
  4. Step 4: Simplify right side
    48,735,531.20x = 1,462,233,181,722,419
  5. Step 5: Solve for x
    x = 1,462,233,181,722,419/48,735,531.20
  6. Step 6: Final answer
    x = 30,003,431.70

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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.