Home / 12,532,451.19-18,794,849.87-8,666,757.15

Finding the Fourth Proportional to 12,532,451.19, 18,794,849.87 and 8,666,757.15

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Solution

The fourth proportional to 12,532,451.19, 18,794,849.87 and 8,666,757.15 is: 12,997,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,451.19 : 18,794,849.87 = 8,666,757.15 : x
  2. Step 2: Convert to fraction form
    12,532,451.19/18,794,849.87 = 8,666,757.15/x
  3. Step 3: Cross multiply
    12,532,451.19x = 18,794,849.87 × 8,666,757.15
  4. Step 4: Simplify right side
    12,532,451.19x = 162,890,399,515,665.97
  5. Step 5: Solve for x
    x = 162,890,399,515,665.97/12,532,451.19
  6. Step 6: Final answer
    x = 12,997,489.24

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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.