Home / 8,117,781.82-11,198,291.73-5,019,314.72

Finding the Fourth Proportional to 8,117,781.82, 11,198,291.73 and 5,019,314.72

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Solution

The fourth proportional to 8,117,781.82, 11,198,291.73 and 5,019,314.72 is: 6,924,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,781.82 : 11,198,291.73 = 5,019,314.72 : x
  2. Step 2: Convert to fraction form
    8,117,781.82/11,198,291.73 = 5,019,314.72/x
  3. Step 3: Cross multiply
    8,117,781.82x = 11,198,291.73 × 5,019,314.72
  4. Step 4: Simplify right side
    8,117,781.82x = 56,207,750,519,243.27
  5. Step 5: Solve for x
    x = 56,207,750,519,243.27/8,117,781.82
  6. Step 6: Final answer
    x = 6,924,028.23

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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.