Home / 39,915,561.31-55,083,371.30-22,274,278.27

Finding the Fourth Proportional to 39,915,561.31, 55,083,371.30 and 22,274,278.27

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Solution

The fourth proportional to 39,915,561.31, 55,083,371.30 and 22,274,278.27 is: 30,738,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915,561.31 : 55,083,371.30 = 22,274,278.27 : x
  2. Step 2: Convert to fraction form
    39,915,561.31/55,083,371.30 = 22,274,278.27/x
  3. Step 3: Cross multiply
    39,915,561.31x = 55,083,371.30 × 22,274,278.27
  4. Step 4: Simplify right side
    39,915,561.31x = 1,226,942,340,274,560.25
  5. Step 5: Solve for x
    x = 1,226,942,340,274,560.25/39,915,561.31
  6. Step 6: Final answer
    x = 30,738,446.36

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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.