Home / 6,808,921.38-9,396,028.76-3,711,376.58

Finding the Fourth Proportional to 6,808,921.38, 9,396,028.76 and 3,711,376.58

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Solution

The fourth proportional to 6,808,921.38, 9,396,028.76 and 3,711,376.58 is: 5,121,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808,921.38 : 9,396,028.76 = 3,711,376.58 : x
  2. Step 2: Convert to fraction form
    6,808,921.38/9,396,028.76 = 3,711,376.58/x
  3. Step 3: Cross multiply
    6,808,921.38x = 9,396,028.76 × 3,711,376.58
  4. Step 4: Simplify right side
    6,808,921.38x = 34,872,201,084,870.44
  5. Step 5: Solve for x
    x = 34,872,201,084,870.44/6,808,921.38
  6. Step 6: Final answer
    x = 5,121,545.56

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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.