Home / 8,491,318.89-12,725,194.45-3,869,008.83

Finding the Fourth Proportional to 8,491,318.89, 12,725,194.45 and 3,869,008.83

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Solution

The fourth proportional to 8,491,318.89, 12,725,194.45 and 3,869,008.83 is: 5,798,144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,318.89 : 12,725,194.45 = 3,869,008.83 : x
  2. Step 2: Convert to fraction form
    8,491,318.89/12,725,194.45 = 3,869,008.83/x
  3. Step 3: Cross multiply
    8,491,318.89x = 12,725,194.45 × 3,869,008.83
  4. Step 4: Simplify right side
    8,491,318.89x = 49,233,889,698,982.38
  5. Step 5: Solve for x
    x = 49,233,889,698,982.38/8,491,318.89
  6. Step 6: Final answer
    x = 5,798,144.01

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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.