Home / 57,504,519.64-79,356,335.19-31,398,481.07

Finding the Fourth Proportional to 57,504,519.64, 79,356,335.19 and 31,398,481.07

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Solution

The fourth proportional to 57,504,519.64, 79,356,335.19 and 31,398,481.07 is: 43,329,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,504,519.64 : 79,356,335.19 = 31,398,481.07 : x
  2. Step 2: Convert to fraction form
    57,504,519.64/79,356,335.19 = 31,398,481.07/x
  3. Step 3: Cross multiply
    57,504,519.64x = 79,356,335.19 × 31,398,481.07
  4. Step 4: Simplify right side
    57,504,519.64x = 2,491,668,388,207,466.50
  5. Step 5: Solve for x
    x = 2,491,668,388,207,466.50/57,504,519.64
  6. Step 6: Final answer
    x = 43,329,957.43

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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.