Home / 22,591,708.02-31,176,761.97-12,278,455.86

Finding the Fourth Proportional to 22,591,708.02, 31,176,761.97 and 12,278,455.86

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Solution

The fourth proportional to 22,591,708.02, 31,176,761.97 and 12,278,455.86 is: 16,944,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591,708.02 : 31,176,761.97 = 12,278,455.86 : x
  2. Step 2: Convert to fraction form
    22,591,708.02/31,176,761.97 = 12,278,455.86/x
  3. Step 3: Cross multiply
    22,591,708.02x = 31,176,761.97 × 12,278,455.86
  4. Step 4: Simplify right side
    22,591,708.02x = 382,802,495,706,371.62
  5. Step 5: Solve for x
    x = 382,802,495,706,371.62/22,591,708.02
  6. Step 6: Final answer
    x = 16,944,380.45

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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.