Home / 18,051,189.96-24,910,495.88-9,791,231.56

Finding the Fourth Proportional to 18,051,189.96, 24,910,495.88 and 9,791,231.56

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Solution

The fourth proportional to 18,051,189.96, 24,910,495.88 and 9,791,231.56 is: 13,511,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,189.96 : 24,910,495.88 = 9,791,231.56 : x
  2. Step 2: Convert to fraction form
    18,051,189.96/24,910,495.88 = 9,791,231.56/x
  3. Step 3: Cross multiply
    18,051,189.96x = 24,910,495.88 × 9,791,231.56
  4. Step 4: Simplify right side
    18,051,189.96x = 243,904,433,435,505.97
  5. Step 5: Solve for x
    x = 243,904,433,435,505.97/18,051,189.96
  6. Step 6: Final answer
    x = 13,511,820.22

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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.