Home / 36,203,864.40-54,305,796.60-21,654,190.80

Finding the Fourth Proportional to 36,203,864.40, 54,305,796.60 and 21,654,190.80

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Solution

The fourth proportional to 36,203,864.40, 54,305,796.60 and 21,654,190.80 is: 32,481,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203,864.40 : 54,305,796.60 = 21,654,190.80 : x
  2. Step 2: Convert to fraction form
    36,203,864.40/54,305,796.60 = 21,654,190.80/x
  3. Step 3: Cross multiply
    36,203,864.40x = 54,305,796.60 × 21,654,190.80
  4. Step 4: Simplify right side
    36,203,864.40x = 1,175,948,081,122,391.25
  5. Step 5: Solve for x
    x = 1,175,948,081,122,391.25/36,203,864.40
  6. Step 6: Final answer
    x = 32,481,286.20

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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.