Home / 40,695,960.60-61,043,940.90-15,131,680.20

Finding the Fourth Proportional to 40,695,960.60, 61,043,940.90 and 15,131,680.20

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Solution

The fourth proportional to 40,695,960.60, 61,043,940.90 and 15,131,680.20 is: 22,697,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695,960.60 : 61,043,940.90 = 15,131,680.20 : x
  2. Step 2: Convert to fraction form
    40,695,960.60/61,043,940.90 = 15,131,680.20/x
  3. Step 3: Cross multiply
    40,695,960.60x = 61,043,940.90 × 15,131,680.20
  4. Step 4: Simplify right side
    40,695,960.60x = 923,697,391,846,500.12
  5. Step 5: Solve for x
    x = 923,697,391,846,500.12/40,695,960.60
  6. Step 6: Final answer
    x = 22,697,520.30

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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.