Home / 10,158,729.24-15,238,560.42-2,585,760.60

Finding the Fourth Proportional to 10,158,729.24, 15,238,560.42 and 2,585,760.60

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Solution

The fourth proportional to 10,158,729.24, 15,238,560.42 and 2,585,760.60 is: 3,878,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,729.24 : 15,238,560.42 = 2,585,760.60 : x
  2. Step 2: Convert to fraction form
    10,158,729.24/15,238,560.42 = 2,585,760.60/x
  3. Step 3: Cross multiply
    10,158,729.24x = 15,238,560.42 × 2,585,760.60
  4. Step 4: Simplify right side
    10,158,729.24x = 39,403,269,134,755.45
  5. Step 5: Solve for x
    x = 39,403,269,134,755.45/10,158,729.24
  6. Step 6: Final answer
    x = 3,878,759.66

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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.