Home / 8,491,320.14-12,725,196.33-3,869,010.08

Finding the Fourth Proportional to 8,491,320.14, 12,725,196.33 and 3,869,010.08

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Solution

The fourth proportional to 8,491,320.14, 12,725,196.33 and 3,869,010.08 is: 5,798,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,320.14 : 12,725,196.33 = 3,869,010.08 : x
  2. Step 2: Convert to fraction form
    8,491,320.14/12,725,196.33 = 3,869,010.08/x
  3. Step 3: Cross multiply
    8,491,320.14x = 12,725,196.33 × 3,869,010.08
  4. Step 4: Simplify right side
    8,491,320.14x = 49,233,912,851,403.95
  5. Step 5: Solve for x
    x = 49,233,912,851,403.95/8,491,320.14
  6. Step 6: Final answer
    x = 5,798,145.88

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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.