Home / 6,691,290.50-10,015,220.55-3,613,002.05

Finding the Fourth Proportional to 6,691,290.50, 10,015,220.55 and 3,613,002.05

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Solution

The fourth proportional to 6,691,290.50, 10,015,220.55 and 3,613,002.05 is: 5,407,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691,290.50 : 10,015,220.55 = 3,613,002.05 : x
  2. Step 2: Convert to fraction form
    6,691,290.50/10,015,220.55 = 3,613,002.05/x
  3. Step 3: Cross multiply
    6,691,290.50x = 10,015,220.55 × 3,613,002.05
  4. Step 4: Simplify right side
    6,691,290.50x = 36,185,012,378,352.12
  5. Step 5: Solve for x
    x = 36,185,012,378,352.12/6,691,290.50
  6. Step 6: Final answer
    x = 5,407,777.82

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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.