Home / 8,214,098.40-12,321,147.60-3,665,138.40

Finding the Fourth Proportional to 8,214,098.40, 12,321,147.60 and 3,665,138.40

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Solution

The fourth proportional to 8,214,098.40, 12,321,147.60 and 3,665,138.40 is: 5,497,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,098.40 : 12,321,147.60 = 3,665,138.40 : x
  2. Step 2: Convert to fraction form
    8,214,098.40/12,321,147.60 = 3,665,138.40/x
  3. Step 3: Cross multiply
    8,214,098.40x = 12,321,147.60 × 3,665,138.40
  4. Step 4: Simplify right side
    8,214,098.40x = 45,158,711,200,827.84
  5. Step 5: Solve for x
    x = 45,158,711,200,827.84/8,214,098.40
  6. Step 6: Final answer
    x = 5,497,707.60

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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.