Home / 15,551,286.78-23,324,272.02-4,189,078.20

Finding the Fourth Proportional to 15,551,286.78, 23,324,272.02 and 4,189,078.20

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Solution

The fourth proportional to 15,551,286.78, 23,324,272.02 and 4,189,078.20 is: 6,282,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,286.78 : 23,324,272.02 = 4,189,078.20 : x
  2. Step 2: Convert to fraction form
    15,551,286.78/23,324,272.02 = 4,189,078.20/x
  3. Step 3: Cross multiply
    15,551,286.78x = 23,324,272.02 × 4,189,078.20
  4. Step 4: Simplify right side
    15,551,286.78x = 97,707,199,449,851.97
  5. Step 5: Solve for x
    x = 97,707,199,449,851.97/15,551,286.78
  6. Step 6: Final answer
    x = 6,282,901.27

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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.