Home / 12,599,571.06-18,906,691.68-5,312,573.73

Finding the Fourth Proportional to 12,599,571.06, 18,906,691.68 and 5,312,573.73

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Solution

The fourth proportional to 12,599,571.06, 18,906,691.68 and 5,312,573.73 is: 7,971,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,571.06 : 18,906,691.68 = 5,312,573.73 : x
  2. Step 2: Convert to fraction form
    12,599,571.06/18,906,691.68 = 5,312,573.73/x
  3. Step 3: Cross multiply
    12,599,571.06x = 18,906,691.68 × 5,312,573.73
  4. Step 4: Simplify right side
    12,599,571.06x = 100,443,193,540,377.58
  5. Step 5: Solve for x
    x = 100,443,193,540,377.58/12,599,571.06
  6. Step 6: Final answer
    x = 7,971,953.42

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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.