Home / 5,396,121.28-7,446,666.78-2,948,732.32

Finding the Fourth Proportional to 5,396,121.28, 7,446,666.78 and 2,948,732.32

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Solution

The fourth proportional to 5,396,121.28, 7,446,666.78 and 2,948,732.32 is: 4,069,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396,121.28 : 7,446,666.78 = 2,948,732.32 : x
  2. Step 2: Convert to fraction form
    5,396,121.28/7,446,666.78 = 2,948,732.32/x
  3. Step 3: Cross multiply
    5,396,121.28x = 7,446,666.78 × 2,948,732.32
  4. Step 4: Simplify right side
    5,396,121.28x = 21,958,227,010,456.33
  5. Step 5: Solve for x
    x = 21,958,227,010,456.33/5,396,121.28
  6. Step 6: Final answer
    x = 4,069,261.21

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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.