Home / 12,394,517.60-18,591,776.40-8,568,142.40

Finding the Fourth Proportional to 12,394,517.60, 18,591,776.40 and 8,568,142.40

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Solution

The fourth proportional to 12,394,517.60, 18,591,776.40 and 8,568,142.40 is: 12,852,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,517.60 : 18,591,776.40 = 8,568,142.40 : x
  2. Step 2: Convert to fraction form
    12,394,517.60/18,591,776.40 = 8,568,142.40/x
  3. Step 3: Cross multiply
    12,394,517.60x = 18,591,776.40 × 8,568,142.40
  4. Step 4: Simplify right side
    12,394,517.60x = 159,296,987,664,159.34
  5. Step 5: Solve for x
    x = 159,296,987,664,159.34/12,394,517.60
  6. Step 6: Final answer
    x = 12,852,213.60

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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.