Home / 6,914,765.10-10,372,172.25-2,122,454.78

Finding the Fourth Proportional to 6,914,765.10, 10,372,172.25 and 2,122,454.78

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Solution

The fourth proportional to 6,914,765.10, 10,372,172.25 and 2,122,454.78 is: 3,183,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914,765.10 : 10,372,172.25 = 2,122,454.78 : x
  2. Step 2: Convert to fraction form
    6,914,765.10/10,372,172.25 = 2,122,454.78/x
  3. Step 3: Cross multiply
    6,914,765.10x = 10,372,172.25 × 2,122,454.78
  4. Step 4: Simplify right side
    6,914,765.10x = 22,014,466,519,134.99
  5. Step 5: Solve for x
    x = 22,014,466,519,134.99/6,914,765.10
  6. Step 6: Final answer
    x = 3,183,689.71

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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.