Home / 18,150,687.68-25,047,627.60-9,890,822.96

Finding the Fourth Proportional to 18,150,687.68, 25,047,627.60 and 9,890,822.96

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Solution

The fourth proportional to 18,150,687.68, 25,047,627.60 and 9,890,822.96 is: 13,649,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,687.68 : 25,047,627.60 = 9,890,822.96 : x
  2. Step 2: Convert to fraction form
    18,150,687.68/25,047,627.60 = 9,890,822.96/x
  3. Step 3: Cross multiply
    18,150,687.68x = 25,047,627.60 × 9,890,822.96
  4. Step 4: Simplify right side
    18,150,687.68x = 247,741,650,159,609.72
  5. Step 5: Solve for x
    x = 247,741,650,159,609.72/18,150,687.68
  6. Step 6: Final answer
    x = 13,649,160.55

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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.