Home / 17,170,000.30-25,755,000.45-4,391,505.10

Finding the Fourth Proportional to 17,170,000.30, 25,755,000.45 and 4,391,505.10

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Solution

The fourth proportional to 17,170,000.30, 25,755,000.45 and 4,391,505.10 is: 6,587,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170,000.30 : 25,755,000.45 = 4,391,505.10 : x
  2. Step 2: Convert to fraction form
    17,170,000.30/25,755,000.45 = 4,391,505.10/x
  3. Step 3: Cross multiply
    17,170,000.30x = 25,755,000.45 × 4,391,505.10
  4. Step 4: Simplify right side
    17,170,000.30x = 113,103,215,826,677.28
  5. Step 5: Solve for x
    x = 113,103,215,826,677.28/17,170,000.30
  6. Step 6: Final answer
    x = 6,587,257.65

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1.5x scale

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.