Home / 6,827,377.28-9,422,066.88-3,926,768.96

Finding the Fourth Proportional to 6,827,377.28, 9,422,066.88 and 3,926,768.96

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Solution

The fourth proportional to 6,827,377.28, 9,422,066.88 and 3,926,768.96 is: 5,419,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827,377.28 : 9,422,066.88 = 3,926,768.96 : x
  2. Step 2: Convert to fraction form
    6,827,377.28/9,422,066.88 = 3,926,768.96/x
  3. Step 3: Cross multiply
    6,827,377.28x = 9,422,066.88 × 3,926,768.96
  4. Step 4: Simplify right side
    6,827,377.28x = 36,998,279,763,428.05
  5. Step 5: Solve for x
    x = 36,998,279,763,428.05/6,827,377.28
  6. Step 6: Final answer
    x = 5,419,105.79

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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.