Home / 82,234,200.60-123,351,577.92-20,823,329.88

Finding the Fourth Proportional to 82,234,200.60, 123,351,577.92 and 20,823,329.88

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Solution

The fourth proportional to 82,234,200.60, 123,351,577.92 and 20,823,329.88 is: 31,235,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,234,200.60 : 123,351,577.92 = 20,823,329.88 : x
  2. Step 2: Convert to fraction form
    82,234,200.60/123,351,577.92 = 20,823,329.88/x
  3. Step 3: Cross multiply
    82,234,200.60x = 123,351,577.92 × 20,823,329.88
  4. Step 4: Simplify right side
    82,234,200.60x = 2,568,590,598,246,684
  5. Step 5: Solve for x
    x = 2,568,590,598,246,684/82,234,200.60
  6. Step 6: Final answer
    x = 31,235,064.97

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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.