Home / 8,298,412.10-12,447,618.15-7,794,527.30

Finding the Fourth Proportional to 8,298,412.10, 12,447,618.15 and 7,794,527.30

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Solution

The fourth proportional to 8,298,412.10, 12,447,618.15 and 7,794,527.30 is: 11,691,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,412.10 : 12,447,618.15 = 7,794,527.30 : x
  2. Step 2: Convert to fraction form
    8,298,412.10/12,447,618.15 = 7,794,527.30/x
  3. Step 3: Cross multiply
    8,298,412.10x = 12,447,618.15 × 7,794,527.30
  4. Step 4: Simplify right side
    8,298,412.10x = 97,023,299,490,150.50
  5. Step 5: Solve for x
    x = 97,023,299,490,150.50/8,298,412.10
  6. Step 6: Final answer
    x = 11,691,790.95

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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.