Home / 8,117,781.95-11,198,291.90-5,019,314.84

Finding the Fourth Proportional to 8,117,781.95, 11,198,291.90 and 5,019,314.84

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Solution

The fourth proportional to 8,117,781.95, 11,198,291.90 and 5,019,314.84 is: 6,924,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,781.95 : 11,198,291.90 = 5,019,314.84 : x
  2. Step 2: Convert to fraction form
    8,117,781.95/11,198,291.90 = 5,019,314.84/x
  3. Step 3: Cross multiply
    8,117,781.95x = 11,198,291.90 × 5,019,314.84
  4. Step 4: Simplify right side
    8,117,781.95x = 56,207,752,677,227.36
  5. Step 5: Solve for x
    x = 56,207,752,677,227.36/8,117,781.95
  6. Step 6: Final answer
    x = 6,924,028.39

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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.