Home / 8,247,729.66-12,373,374.15-2,489,985.60

Finding the Fourth Proportional to 8,247,729.66, 12,373,374.15 and 2,489,985.60

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Solution

The fourth proportional to 8,247,729.66, 12,373,374.15 and 2,489,985.60 is: 3,735,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247,729.66 : 12,373,374.15 = 2,489,985.60 : x
  2. Step 2: Convert to fraction form
    8,247,729.66/12,373,374.15 = 2,489,985.60/x
  3. Step 3: Cross multiply
    8,247,729.66x = 12,373,374.15 × 2,489,985.60
  4. Step 4: Simplify right side
    8,247,729.66x = 30,809,523,456,912.24
  5. Step 5: Solve for x
    x = 30,809,523,456,912.24/8,247,729.66
  6. Step 6: Final answer
    x = 3,735,515.68

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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.