Home / 40,149,383.82-55,405,956.83-22,745,687.97

Finding the Fourth Proportional to 40,149,383.82, 55,405,956.83 and 22,745,687.97

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Solution

The fourth proportional to 40,149,383.82, 55,405,956.83 and 22,745,687.97 is: 31,388,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149,383.82 : 55,405,956.83 = 22,745,687.97 : x
  2. Step 2: Convert to fraction form
    40,149,383.82/55,405,956.83 = 22,745,687.97/x
  3. Step 3: Cross multiply
    40,149,383.82x = 55,405,956.83 × 22,745,687.97
  4. Step 4: Simplify right side
    40,149,383.82x = 1,260,246,605,828,514.25
  5. Step 5: Solve for x
    x = 1,260,246,605,828,514.25/40,149,383.82
  6. Step 6: Final answer
    x = 31,388,940.15

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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.