Home / 8,856,950.30-13,285,425.45-5,665,679.90

Finding the Fourth Proportional to 8,856,950.30, 13,285,425.45 and 5,665,679.90

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Solution

The fourth proportional to 8,856,950.30, 13,285,425.45 and 5,665,679.90 is: 8,498,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856,950.30 : 13,285,425.45 = 5,665,679.90 : x
  2. Step 2: Convert to fraction form
    8,856,950.30/13,285,425.45 = 5,665,679.90/x
  3. Step 3: Cross multiply
    8,856,950.30x = 13,285,425.45 × 5,665,679.90
  4. Step 4: Simplify right side
    8,856,950.30x = 75,270,967,935,013.45
  5. Step 5: Solve for x
    x = 75,270,967,935,013.45/8,856,950.30
  6. Step 6: Final answer
    x = 8,498,519.85

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Double scale
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Similar ratio
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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.