Home / 10,672,121.32-14,727,524.25-5,777,339.82

Finding the Fourth Proportional to 10,672,121.32, 14,727,524.25 and 5,777,339.82

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Solution

The fourth proportional to 10,672,121.32, 14,727,524.25 and 5,777,339.82 is: 7,972,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,121.32 : 14,727,524.25 = 5,777,339.82 : x
  2. Step 2: Convert to fraction form
    10,672,121.32/14,727,524.25 = 5,777,339.82/x
  3. Step 3: Cross multiply
    10,672,121.32x = 14,727,524.25 × 5,777,339.82
  4. Step 4: Simplify right side
    10,672,121.32x = 85,085,912,299,540.64
  5. Step 5: Solve for x
    x = 85,085,912,299,540.64/10,672,121.32
  6. Step 6: Final answer
    x = 7,972,727.23

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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.