Home / 18,576,791.31-27,863,021.80-4,930,997.97

Finding the Fourth Proportional to 18,576,791.31, 27,863,021.80 and 4,930,997.97

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Solution

The fourth proportional to 18,576,791.31, 27,863,021.80 and 4,930,997.97 is: 7,395,922.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,791.31 : 27,863,021.80 = 4,930,997.97 : x
  2. Step 2: Convert to fraction form
    18,576,791.31/27,863,021.80 = 4,930,997.97/x
  3. Step 3: Cross multiply
    18,576,791.31x = 27,863,021.80 × 4,930,997.97
  4. Step 4: Simplify right side
    18,576,791.31x = 137,392,504,081,433.84
  5. Step 5: Solve for x
    x = 137,392,504,081,433.84/18,576,791.31
  6. Step 6: Final answer
    x = 7,395,922.24

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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.