Home / 47,488,418.20-71,244,908.54-27,809,164.64

Finding the Fourth Proportional to 47,488,418.20, 71,244,908.54 and 27,809,164.64

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Solution

The fourth proportional to 47,488,418.20, 71,244,908.54 and 27,809,164.64 is: 41,720,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,488,418.20 : 71,244,908.54 = 27,809,164.64 : x
  2. Step 2: Convert to fraction form
    47,488,418.20/71,244,908.54 = 27,809,164.64/x
  3. Step 3: Cross multiply
    47,488,418.20x = 71,244,908.54 × 27,809,164.64
  4. Step 4: Simplify right side
    47,488,418.20x = 1,981,261,391,350,602.25
  5. Step 5: Solve for x
    x = 1,981,261,391,350,602.25/47,488,418.20
  6. Step 6: Final answer
    x = 41,720,938.84

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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.