Home / 8,327,350.80-12,491,026.20-5,122,083.60

Finding the Fourth Proportional to 8,327,350.80, 12,491,026.20 and 5,122,083.60

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Solution

The fourth proportional to 8,327,350.80, 12,491,026.20 and 5,122,083.60 is: 7,683,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,350.80 : 12,491,026.20 = 5,122,083.60 : x
  2. Step 2: Convert to fraction form
    8,327,350.80/12,491,026.20 = 5,122,083.60/x
  3. Step 3: Cross multiply
    8,327,350.80x = 12,491,026.20 × 5,122,083.60
  4. Step 4: Simplify right side
    8,327,350.80x = 63,980,080,446,190.31
  5. Step 5: Solve for x
    x = 63,980,080,446,190.31/8,327,350.80
  6. Step 6: Final answer
    x = 7,683,125.40

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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.