Home / 54,224,310.20-81,336,287.87-19,680,665.93

Finding the Fourth Proportional to 54,224,310.20, 81,336,287.87 and 19,680,665.93

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Solution

The fourth proportional to 54,224,310.20, 81,336,287.87 and 19,680,665.93 is: 29,520,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,224,310.20 : 81,336,287.87 = 19,680,665.93 : x
  2. Step 2: Convert to fraction form
    54,224,310.20/81,336,287.87 = 19,680,665.93/x
  3. Step 3: Cross multiply
    54,224,310.20x = 81,336,287.87 × 19,680,665.93
  4. Step 4: Simplify right side
    54,224,310.20x = 1,600,752,309,198,301.50
  5. Step 5: Solve for x
    x = 1,600,752,309,198,301.50/54,224,310.20
  6. Step 6: Final answer
    x = 29,520,934.49

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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.