Home / 17,081,406.20-25,591,005.30-8,086,129.40

Finding the Fourth Proportional to 17,081,406.20, 25,591,005.30 and 8,086,129.40

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Solution

The fourth proportional to 17,081,406.20, 25,591,005.30 and 8,086,129.40 is: 12,114,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081,406.20 : 25,591,005.30 = 8,086,129.40 : x
  2. Step 2: Convert to fraction form
    17,081,406.20/25,591,005.30 = 8,086,129.40/x
  3. Step 3: Cross multiply
    17,081,406.20x = 25,591,005.30 × 8,086,129.40
  4. Step 4: Simplify right side
    17,081,406.20x = 206,932,180,331,885.84
  5. Step 5: Solve for x
    x = 206,932,180,331,885.84/17,081,406.20
  6. Step 6: Final answer
    x = 12,114,469.85

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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.