Home / 8,298,230.10-12,447,345.15-7,794,345.30

Finding the Fourth Proportional to 8,298,230.10, 12,447,345.15 and 7,794,345.30

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Solution

The fourth proportional to 8,298,230.10, 12,447,345.15 and 7,794,345.30 is: 11,691,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,230.10 : 12,447,345.15 = 7,794,345.30 : x
  2. Step 2: Convert to fraction form
    8,298,230.10/12,447,345.15 = 7,794,345.30/x
  3. Step 3: Cross multiply
    8,298,230.10x = 12,447,345.15 × 7,794,345.30
  4. Step 4: Simplify right side
    8,298,230.10x = 97,018,906,167,380.30
  5. Step 5: Solve for x
    x = 97,018,906,167,380.30/8,298,230.10
  6. Step 6: Final answer
    x = 11,691,517.95

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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.