Home / 15,037,992.22-20,751,892.28-8,511,481.51

Finding the Fourth Proportional to 15,037,992.22, 20,751,892.28 and 8,511,481.51

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Solution

The fourth proportional to 15,037,992.22, 20,751,892.28 and 8,511,481.51 is: 11,745,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,992.22 : 20,751,892.28 = 8,511,481.51 : x
  2. Step 2: Convert to fraction form
    15,037,992.22/20,751,892.28 = 8,511,481.51/x
  3. Step 3: Cross multiply
    15,037,992.22x = 20,751,892.28 × 8,511,481.51
  4. Step 4: Simplify right side
    15,037,992.22x = 176,629,347,344,294.59
  5. Step 5: Solve for x
    x = 176,629,347,344,294.59/15,037,992.22
  6. Step 6: Final answer
    x = 11,745,540.55

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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.