Home / 54,399,229.20-81,598,843.80-18,497,437.20

Finding the Fourth Proportional to 54,399,229.20, 81,598,843.80 and 18,497,437.20

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Solution

The fourth proportional to 54,399,229.20, 81,598,843.80 and 18,497,437.20 is: 27,746,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399,229.20 : 81,598,843.80 = 18,497,437.20 : x
  2. Step 2: Convert to fraction form
    54,399,229.20/81,598,843.80 = 18,497,437.20/x
  3. Step 3: Cross multiply
    54,399,229.20x = 81,598,843.80 × 18,497,437.20
  4. Step 4: Simplify right side
    54,399,229.20x = 1,509,369,488,783,109.25
  5. Step 5: Solve for x
    x = 1,509,369,488,783,109.25/54,399,229.20
  6. Step 6: Final answer
    x = 27,746,155.80

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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.