Home / 74,251,738.20-111,545,568.90-51,576,922.20

Finding the Fourth Proportional to 74,251,738.20, 111,545,568.90 and 51,576,922.20

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Solution

The fourth proportional to 74,251,738.20, 111,545,568.90 and 51,576,922.20 is: 77,482,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,251,738.20 : 111,545,568.90 = 51,576,922.20 : x
  2. Step 2: Convert to fraction form
    74,251,738.20/111,545,568.90 = 51,576,922.20/x
  3. Step 3: Cross multiply
    74,251,738.20x = 111,545,568.90 × 51,576,922.20
  4. Step 4: Simplify right side
    74,251,738.20x = 5,753,177,128,910,040
  5. Step 5: Solve for x
    x = 5,753,177,128,910,040/74,251,738.20
  6. Step 6: Final answer
    x = 77,482,053.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.