Home / 40,325,301.20-60,487,951.80-28,987,893.20

Finding the Fourth Proportional to 40,325,301.20, 60,487,951.80 and 28,987,893.20

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Solution

The fourth proportional to 40,325,301.20, 60,487,951.80 and 28,987,893.20 is: 43,481,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325,301.20 : 60,487,951.80 = 28,987,893.20 : x
  2. Step 2: Convert to fraction form
    40,325,301.20/60,487,951.80 = 28,987,893.20/x
  3. Step 3: Cross multiply
    40,325,301.20x = 60,487,951.80 × 28,987,893.20
  4. Step 4: Simplify right side
    40,325,301.20x = 1,753,418,286,665,147.75
  5. Step 5: Solve for x
    x = 1,753,418,286,665,147.75/40,325,301.20
  6. Step 6: Final answer
    x = 43,481,839.80

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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.