Home / 10,961,027.10-16,441,540.65-10,520,127.90

Finding the Fourth Proportional to 10,961,027.10, 16,441,540.65 and 10,520,127.90

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Solution

The fourth proportional to 10,961,027.10, 16,441,540.65 and 10,520,127.90 is: 15,780,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,027.10 : 16,441,540.65 = 10,520,127.90 : x
  2. Step 2: Convert to fraction form
    10,961,027.10/16,441,540.65 = 10,520,127.90/x
  3. Step 3: Cross multiply
    10,961,027.10x = 16,441,540.65 × 10,520,127.90
  4. Step 4: Simplify right side
    10,961,027.10x = 172,967,110,511,049.16
  5. Step 5: Solve for x
    x = 172,967,110,511,049.16/10,961,027.10
  6. Step 6: Final answer
    x = 15,780,191.85

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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.