Home / 7,700,221.97-11,561,687.58-4,295,161.38

Finding the Fourth Proportional to 7,700,221.97, 11,561,687.58 and 4,295,161.38

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Solution

The fourth proportional to 7,700,221.97, 11,561,687.58 and 4,295,161.38 is: 6,449,075.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,221.97 : 11,561,687.58 = 4,295,161.38 : x
  2. Step 2: Convert to fraction form
    7,700,221.97/11,561,687.58 = 4,295,161.38/x
  3. Step 3: Cross multiply
    7,700,221.97x = 11,561,687.58 × 4,295,161.38
  4. Step 4: Simplify right side
    7,700,221.97x = 49,659,314,040,704.84
  5. Step 5: Solve for x
    x = 49,659,314,040,704.84/7,700,221.97
  6. Step 6: Final answer
    x = 6,449,075.66

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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.