Home / 8,207,917.08-12,305,234.40-3,419,203.56

Finding the Fourth Proportional to 8,207,917.08, 12,305,234.40 and 3,419,203.56

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Solution

The fourth proportional to 8,207,917.08, 12,305,234.40 and 3,419,203.56 is: 5,126,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,917.08 : 12,305,234.40 = 3,419,203.56 : x
  2. Step 2: Convert to fraction form
    8,207,917.08/12,305,234.40 = 3,419,203.56/x
  3. Step 3: Cross multiply
    8,207,917.08x = 12,305,234.40 × 3,419,203.56
  4. Step 4: Simplify right side
    8,207,917.08x = 42,074,101,267,114.47
  5. Step 5: Solve for x
    x = 42,074,101,267,114.47/8,207,917.08
  6. Step 6: Final answer
    x = 5,126,038.78

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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.