Home / 8,218,228.40-12,327,342.60-8,008,276.40

Finding the Fourth Proportional to 8,218,228.40, 12,327,342.60 and 8,008,276.40

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Solution

The fourth proportional to 8,218,228.40, 12,327,342.60 and 8,008,276.40 is: 12,012,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,228.40 : 12,327,342.60 = 8,008,276.40 : x
  2. Step 2: Convert to fraction form
    8,218,228.40/12,327,342.60 = 8,008,276.40/x
  3. Step 3: Cross multiply
    8,218,228.40x = 12,327,342.60 × 8,008,276.40
  4. Step 4: Simplify right side
    8,218,228.40x = 98,720,766,818,294.64
  5. Step 5: Solve for x
    x = 98,720,766,818,294.64/8,218,228.40
  6. Step 6: Final answer
    x = 12,012,414.60

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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.