Home / 8,181,377.21-12,275,680.73-4,289,905.04

Finding the Fourth Proportional to 8,181,377.21, 12,275,680.73 and 4,289,905.04

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Solution

The fourth proportional to 8,181,377.21, 12,275,680.73 and 4,289,905.04 is: 6,436,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,377.21 : 12,275,680.73 = 4,289,905.04 : x
  2. Step 2: Convert to fraction form
    8,181,377.21/12,275,680.73 = 4,289,905.04/x
  3. Step 3: Cross multiply
    8,181,377.21x = 12,275,680.73 × 4,289,905.04
  4. Step 4: Simplify right side
    8,181,377.21x = 52,661,504,550,229.95
  5. Step 5: Solve for x
    x = 52,661,504,550,229.95/8,181,377.21
  6. Step 6: Final answer
    x = 6,436,753.03

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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.