Home / 71,894,414.40-107,841,621.60-54,888,302.40

Finding the Fourth Proportional to 71,894,414.40, 107,841,621.60 and 54,888,302.40

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Solution

The fourth proportional to 71,894,414.40, 107,841,621.60 and 54,888,302.40 is: 82,332,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,894,414.40 : 107,841,621.60 = 54,888,302.40 : x
  2. Step 2: Convert to fraction form
    71,894,414.40/107,841,621.60 = 54,888,302.40/x
  3. Step 3: Cross multiply
    71,894,414.40x = 107,841,621.60 × 54,888,302.40
  4. Step 4: Simplify right side
    71,894,414.40x = 5,919,243,537,687,171
  5. Step 5: Solve for x
    x = 5,919,243,537,687,171/71,894,414.40
  6. Step 6: Final answer
    x = 82,332,453.60

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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.