Home / 5,729,889.65-7,907,251.79-3,151,766.57

Finding the Fourth Proportional to 5,729,889.65, 7,907,251.79 and 3,151,766.57

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Solution

The fourth proportional to 5,729,889.65, 7,907,251.79 and 3,151,766.57 is: 4,349,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729,889.65 : 7,907,251.79 = 3,151,766.57 : x
  2. Step 2: Convert to fraction form
    5,729,889.65/7,907,251.79 = 3,151,766.57/x
  3. Step 3: Cross multiply
    5,729,889.65x = 7,907,251.79 × 3,151,766.57
  4. Step 4: Simplify right side
    5,729,889.65x = 24,921,811,820,637.82
  5. Step 5: Solve for x
    x = 24,921,811,820,637.82/5,729,889.65
  6. Step 6: Final answer
    x = 4,349,440.11

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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.