Home / 8,540,778.60-12,795,615.90-4,043,140.20

Finding the Fourth Proportional to 8,540,778.60, 12,795,615.90 and 4,043,140.20

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Solution

The fourth proportional to 8,540,778.60, 12,795,615.90 and 4,043,140.20 is: 6,057,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,778.60 : 12,795,615.90 = 4,043,140.20 : x
  2. Step 2: Convert to fraction form
    8,540,778.60/12,795,615.90 = 4,043,140.20/x
  3. Step 3: Cross multiply
    8,540,778.60x = 12,795,615.90 × 4,043,140.20
  4. Step 4: Simplify right side
    8,540,778.60x = 51,734,469,029,049.19
  5. Step 5: Solve for x
    x = 51,734,469,029,049.19/8,540,778.60
  6. Step 6: Final answer
    x = 6,057,348.10

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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.