Home / 12,096,543.20-18,119,931.60-8,314,296.80

Finding the Fourth Proportional to 12,096,543.20, 18,119,931.60 and 8,314,296.80

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Solution

The fourth proportional to 12,096,543.20, 18,119,931.60 and 8,314,296.80 is: 12,454,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,543.20 : 18,119,931.60 = 8,314,296.80 : x
  2. Step 2: Convert to fraction form
    12,096,543.20/18,119,931.60 = 8,314,296.80/x
  3. Step 3: Cross multiply
    12,096,543.20x = 18,119,931.60 × 8,314,296.80
  4. Step 4: Simplify right side
    12,096,543.20x = 150,654,489,318,098.88
  5. Step 5: Solve for x
    x = 150,654,489,318,098.88/12,096,543.20
  6. Step 6: Final answer
    x = 12,454,342.27

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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.