Home / 48,123,012.03-66,392,308.22-31,612,027.11

Finding the Fourth Proportional to 48,123,012.03, 66,392,308.22 and 31,612,027.11

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Solution

The fourth proportional to 48,123,012.03, 66,392,308.22 and 31,612,027.11 is: 43,613,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,123,012.03 : 66,392,308.22 = 31,612,027.11 : x
  2. Step 2: Convert to fraction form
    48,123,012.03/66,392,308.22 = 31,612,027.11/x
  3. Step 3: Cross multiply
    48,123,012.03x = 66,392,308.22 × 31,612,027.11
  4. Step 4: Simplify right side
    48,123,012.03x = 2,098,795,447,346,115.75
  5. Step 5: Solve for x
    x = 2,098,795,447,346,115.75/48,123,012.03
  6. Step 6: Final answer
    x = 43,613,135.56

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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.