Home / 39,917,936.33-55,086,431.27-23,174,229.50

Finding the Fourth Proportional to 39,917,936.33, 55,086,431.27 and 23,174,229.50

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Solution

The fourth proportional to 39,917,936.33, 55,086,431.27 and 23,174,229.50 is: 31,980,250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,936.33 : 55,086,431.27 = 23,174,229.50 : x
  2. Step 2: Convert to fraction form
    39,917,936.33/55,086,431.27 = 23,174,229.50/x
  3. Step 3: Cross multiply
    39,917,936.33x = 55,086,431.27 × 23,174,229.50
  4. Step 4: Simplify right side
    39,917,936.33x = 1,276,585,600,195,653.25
  5. Step 5: Solve for x
    x = 1,276,585,600,195,653.25/39,917,936.33
  6. Step 6: Final answer
    x = 31,980,250.43

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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.