Home / 71,537,408.60-107,313,986.10-23,007,003.80

Finding the Fourth Proportional to 71,537,408.60, 107,313,986.10 and 23,007,003.80

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Solution

The fourth proportional to 71,537,408.60, 107,313,986.10 and 23,007,003.80 is: 34,513,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,537,408.60 : 107,313,986.10 = 23,007,003.80 : x
  2. Step 2: Convert to fraction form
    71,537,408.60/107,313,986.10 = 23,007,003.80/x
  3. Step 3: Cross multiply
    71,537,408.60x = 107,313,986.10 × 23,007,003.80
  4. Step 4: Simplify right side
    71,537,408.60x = 2,468,973,285,995,847
  5. Step 5: Solve for x
    x = 2,468,973,285,995,847/71,537,408.60
  6. Step 6: Final answer
    x = 34,513,037.78

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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.