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Finding the Fourth Proportional to 71,799,097.20, 107,699,260.20 and 23,930,041.20

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Solution

The fourth proportional to 71,799,097.20, 107,699,260.20 and 23,930,041.20 is: 35,895,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,799,097.20 : 107,699,260.20 = 23,930,041.20 : x
  2. Step 2: Convert to fraction form
    71,799,097.20/107,699,260.20 = 23,930,041.20/x
  3. Step 3: Cross multiply
    71,799,097.20x = 107,699,260.20 × 23,930,041.20
  4. Step 4: Simplify right side
    71,799,097.20x = 2,577,247,733,795,520
  5. Step 5: Solve for x
    x = 2,577,247,733,795,520/71,799,097.20
  6. Step 6: Final answer
    x = 35,895,266.57

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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.