Home / 7,327,261.45-10,991,876.33-2,779,996.38

Finding the Fourth Proportional to 7,327,261.45, 10,991,876.33 and 2,779,996.38

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Solution

The fourth proportional to 7,327,261.45, 10,991,876.33 and 2,779,996.38 is: 4,170,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,261.45 : 10,991,876.33 = 2,779,996.38 : x
  2. Step 2: Convert to fraction form
    7,327,261.45/10,991,876.33 = 2,779,996.38/x
  3. Step 3: Cross multiply
    7,327,261.45x = 10,991,876.33 × 2,779,996.38
  4. Step 4: Simplify right side
    7,327,261.45x = 30,557,376,372,538.14
  5. Step 5: Solve for x
    x = 30,557,376,372,538.14/7,327,261.45
  6. Step 6: Final answer
    x = 4,170,367.96

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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.