Home / 15,541,159.20-23,302,407.60-7,982,887.20

Finding the Fourth Proportional to 15,541,159.20, 23,302,407.60 and 7,982,887.20

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Solution

The fourth proportional to 15,541,159.20, 23,302,407.60 and 7,982,887.20 is: 11,969,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,159.20 : 23,302,407.60 = 7,982,887.20 : x
  2. Step 2: Convert to fraction form
    15,541,159.20/23,302,407.60 = 7,982,887.20/x
  3. Step 3: Cross multiply
    15,541,159.20x = 23,302,407.60 × 7,982,887.20
  4. Step 4: Simplify right side
    15,541,159.20x = 186,020,491,359,222.75
  5. Step 5: Solve for x
    x = 186,020,491,359,222.75/15,541,159.20
  6. Step 6: Final answer
    x = 11,969,537.73

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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.