Home / 71,743,831-107,543,799.06-37,180,876.66

Finding the Fourth Proportional to 71,743,831, 107,543,799.06 and 37,180,876.66

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Solution

The fourth proportional to 71,743,831, 107,543,799.06 and 37,180,876.66 is: 55,734,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,743,831 : 107,543,799.06 = 37,180,876.66 : x
  2. Step 2: Convert to fraction form
    71,743,831/107,543,799.06 = 37,180,876.66/x
  3. Step 3: Cross multiply
    71,743,831x = 107,543,799.06 × 37,180,876.66
  4. Step 4: Simplify right side
    71,743,831x = 3,998,572,728,397,683.50
  5. Step 5: Solve for x
    x = 3,998,572,728,397,683.50/71,743,831
  6. Step 6: Final answer
    x = 55,734,028.59

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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.