Home / 8,142,704.20-12,214,056.30-4,153,097.80

Finding the Fourth Proportional to 8,142,704.20, 12,214,056.30 and 4,153,097.80

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Solution

The fourth proportional to 8,142,704.20, 12,214,056.30 and 4,153,097.80 is: 6,229,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,704.20 : 12,214,056.30 = 4,153,097.80 : x
  2. Step 2: Convert to fraction form
    8,142,704.20/12,214,056.30 = 4,153,097.80/x
  3. Step 3: Cross multiply
    8,142,704.20x = 12,214,056.30 × 4,153,097.80
  4. Step 4: Simplify right side
    8,142,704.20x = 50,726,170,348,606.14
  5. Step 5: Solve for x
    x = 50,726,170,348,606.14/8,142,704.20
  6. Step 6: Final answer
    x = 6,229,646.70

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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.