Home / 83,019,064.70-114,532,947.90-52,067,940.86

Finding the Fourth Proportional to 83,019,064.70, 114,532,947.90 and 52,067,940.86

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Solution

The fourth proportional to 83,019,064.70, 114,532,947.90 and 52,067,940.86 is: 71,832,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,019,064.70 : 114,532,947.90 = 52,067,940.86 : x
  2. Step 2: Convert to fraction form
    83,019,064.70/114,532,947.90 = 52,067,940.86/x
  3. Step 3: Cross multiply
    83,019,064.70x = 114,532,947.90 × 52,067,940.86
  4. Step 4: Simplify right side
    83,019,064.70x = 5,963,494,757,778,661
  5. Step 5: Solve for x
    x = 5,963,494,757,778,661/83,019,064.70
  6. Step 6: Final answer
    x = 71,832,834.78

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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.