Home / 8,239,212.30-12,358,818.45-2,561,177.10

Finding the Fourth Proportional to 8,239,212.30, 12,358,818.45 and 2,561,177.10

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Solution

The fourth proportional to 8,239,212.30, 12,358,818.45 and 2,561,177.10 is: 3,841,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,212.30 : 12,358,818.45 = 2,561,177.10 : x
  2. Step 2: Convert to fraction form
    8,239,212.30/12,358,818.45 = 2,561,177.10/x
  3. Step 3: Cross multiply
    8,239,212.30x = 12,358,818.45 × 2,561,177.10
  4. Step 4: Simplify right side
    8,239,212.30x = 31,653,122,797,197.50
  5. Step 5: Solve for x
    x = 31,653,122,797,197.50/8,239,212.30
  6. Step 6: Final answer
    x = 3,841,765.65

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Double scale
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Similar ratio
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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.