Home / 6,869,865.33-9,480,044.05-3,813,882.75

Finding the Fourth Proportional to 6,869,865.33, 9,480,044.05 and 3,813,882.75

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Solution

The fourth proportional to 6,869,865.33, 9,480,044.05 and 3,813,882.75 is: 5,262,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,865.33 : 9,480,044.05 = 3,813,882.75 : x
  2. Step 2: Convert to fraction form
    6,869,865.33/9,480,044.05 = 3,813,882.75/x
  3. Step 3: Cross multiply
    6,869,865.33x = 9,480,044.05 × 3,813,882.75
  4. Step 4: Simplify right side
    6,869,865.33x = 36,155,776,462,000.43
  5. Step 5: Solve for x
    x = 36,155,776,462,000.43/6,869,865.33
  6. Step 6: Final answer
    x = 5,262,952.73

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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.