Home / 6,612,755.21-9,904,031.11-3,156,925.83

Finding the Fourth Proportional to 6,612,755.21, 9,904,031.11 and 3,156,925.83

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Solution

The fourth proportional to 6,612,755.21, 9,904,031.11 and 3,156,925.83 is: 4,728,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612,755.21 : 9,904,031.11 = 3,156,925.83 : x
  2. Step 2: Convert to fraction form
    6,612,755.21/9,904,031.11 = 3,156,925.83/x
  3. Step 3: Cross multiply
    6,612,755.21x = 9,904,031.11 × 3,156,925.83
  4. Step 4: Simplify right side
    6,612,755.21x = 31,266,291,632,282.57
  5. Step 5: Solve for x
    x = 31,266,291,632,282.57/6,612,755.21
  6. Step 6: Final answer
    x = 4,728,179.20

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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.