Home / 66,044,002.60-98,982,023.10-31,891,810.60

Finding the Fourth Proportional to 66,044,002.60, 98,982,023.10 and 31,891,810.60

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Solution

The fourth proportional to 66,044,002.60, 98,982,023.10 and 31,891,810.60 is: 47,797,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,002.60 : 98,982,023.10 = 31,891,810.60 : x
  2. Step 2: Convert to fraction form
    66,044,002.60/98,982,023.10 = 31,891,810.60/x
  3. Step 3: Cross multiply
    66,044,002.60x = 98,982,023.10 × 31,891,810.60
  4. Step 4: Simplify right side
    66,044,002.60x = 3,156,715,933,510,025
  5. Step 5: Solve for x
    x = 3,156,715,933,510,025/66,044,002.60
  6. Step 6: Final answer
    x = 47,797,162.64

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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.