Home / 5,729,891.88-7,907,254.92-3,151,768.80

Finding the Fourth Proportional to 5,729,891.88, 7,907,254.92 and 3,151,768.80

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Solution

The fourth proportional to 5,729,891.88, 7,907,254.92 and 3,151,768.80 is: 4,349,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729,891.88 : 7,907,254.92 = 3,151,768.80 : x
  2. Step 2: Convert to fraction form
    5,729,891.88/7,907,254.92 = 3,151,768.80/x
  3. Step 3: Cross multiply
    5,729,891.88x = 7,907,254.92 × 3,151,768.80
  4. Step 4: Simplify right side
    5,729,891.88x = 24,921,839,350,502.50
  5. Step 5: Solve for x
    x = 24,921,839,350,502.50/5,729,891.88
  6. Step 6: Final answer
    x = 4,349,443.21

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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.