Home / 6,818,593.80-10,242,062.46-5,408,503.68

Finding the Fourth Proportional to 6,818,593.80, 10,242,062.46 and 5,408,503.68

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Solution

The fourth proportional to 6,818,593.80, 10,242,062.46 and 5,408,503.68 is: 8,123,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,593.80 : 10,242,062.46 = 5,408,503.68 : x
  2. Step 2: Convert to fraction form
    6,818,593.80/10,242,062.46 = 5,408,503.68/x
  3. Step 3: Cross multiply
    6,818,593.80x = 10,242,062.46 × 5,408,503.68
  4. Step 4: Simplify right side
    6,818,593.80x = 55,394,232,505,699.85
  5. Step 5: Solve for x
    x = 55,394,232,505,699.85/6,818,593.80
  6. Step 6: Final answer
    x = 8,123,996.55

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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.