Home / 18,660,567.92-25,750,660.35-10,401,310.48

Finding the Fourth Proportional to 18,660,567.92, 25,750,660.35 and 10,401,310.48

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Solution

The fourth proportional to 18,660,567.92, 25,750,660.35 and 10,401,310.48 is: 14,353,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660,567.92 : 25,750,660.35 = 10,401,310.48 : x
  2. Step 2: Convert to fraction form
    18,660,567.92/25,750,660.35 = 10,401,310.48/x
  3. Step 3: Cross multiply
    18,660,567.92x = 25,750,660.35 × 10,401,310.48
  4. Step 4: Simplify right side
    18,660,567.92x = 267,840,613,365,375.50
  5. Step 5: Solve for x
    x = 267,840,613,365,375.50/18,660,567.92
  6. Step 6: Final answer
    x = 14,353,293.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.