Home / 7,639,229.88-11,456,414.10-2,520,705.60

Finding the Fourth Proportional to 7,639,229.88, 11,456,414.10 and 2,520,705.60

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Solution

The fourth proportional to 7,639,229.88, 11,456,414.10 and 2,520,705.60 is: 3,780,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,229.88 : 11,456,414.10 = 2,520,705.60 : x
  2. Step 2: Convert to fraction form
    7,639,229.88/11,456,414.10 = 2,520,705.60/x
  3. Step 3: Cross multiply
    7,639,229.88x = 11,456,414.10 × 2,520,705.60
  4. Step 4: Simplify right side
    7,639,229.88x = 28,878,247,177,788.96
  5. Step 5: Solve for x
    x = 28,878,247,177,788.96/7,639,229.88
  6. Step 6: Final answer
    x = 3,780,256.34

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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.