Home / 50,396,380.74-69,400,591.04-43,777,947.68

Finding the Fourth Proportional to 50,396,380.74, 69,400,591.04 and 43,777,947.68

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Solution

The fourth proportional to 50,396,380.74, 69,400,591.04 and 43,777,947.68 is: 60,286,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,396,380.74 : 69,400,591.04 = 43,777,947.68 : x
  2. Step 2: Convert to fraction form
    50,396,380.74/69,400,591.04 = 43,777,947.68/x
  3. Step 3: Cross multiply
    50,396,380.74x = 69,400,591.04 × 43,777,947.68
  4. Step 4: Simplify right side
    50,396,380.74x = 3,038,215,443,510,197
  5. Step 5: Solve for x
    x = 3,038,215,443,510,197/50,396,380.74
  6. Step 6: Final answer
    x = 60,286,381.66

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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.