Home / 6,120,781.80-9,170,675.10-2,919,013.80

Finding the Fourth Proportional to 6,120,781.80, 9,170,675.10 and 2,919,013.80

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Solution

The fourth proportional to 6,120,781.80, 9,170,675.10 and 2,919,013.80 is: 4,373,514.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,781.80 : 9,170,675.10 = 2,919,013.80 : x
  2. Step 2: Convert to fraction form
    6,120,781.80/9,170,675.10 = 2,919,013.80/x
  3. Step 3: Cross multiply
    6,120,781.80x = 9,170,675.10 × 2,919,013.80
  4. Step 4: Simplify right side
    6,120,781.80x = 26,769,327,172,216.38
  5. Step 5: Solve for x
    x = 26,769,327,172,216.38/6,120,781.80
  6. Step 6: Final answer
    x = 4,373,514.37

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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.