Home / 39,627,961.05-54,686,982.38-22,223,932.61

Finding the Fourth Proportional to 39,627,961.05, 54,686,982.38 and 22,223,932.61

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Solution

The fourth proportional to 39,627,961.05, 54,686,982.38 and 22,223,932.61 is: 30,669,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,627,961.05 : 54,686,982.38 = 22,223,932.61 : x
  2. Step 2: Convert to fraction form
    39,627,961.05/54,686,982.38 = 22,223,932.61/x
  3. Step 3: Cross multiply
    39,627,961.05x = 54,686,982.38 × 22,223,932.61
  4. Step 4: Simplify right side
    39,627,961.05x = 1,215,359,810,672,822.75
  5. Step 5: Solve for x
    x = 1,215,359,810,672,822.75/39,627,961.05
  6. Step 6: Final answer
    x = 30,669,249.15

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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.