Home / 13,977,046.56-20,965,687.20-3,880,454.88

Finding the Fourth Proportional to 13,977,046.56, 20,965,687.20 and 3,880,454.88

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Solution

The fourth proportional to 13,977,046.56, 20,965,687.20 and 3,880,454.88 is: 5,820,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977,046.56 : 20,965,687.20 = 3,880,454.88 : x
  2. Step 2: Convert to fraction form
    13,977,046.56/20,965,687.20 = 3,880,454.88/x
  3. Step 3: Cross multiply
    13,977,046.56x = 20,965,687.20 × 3,880,454.88
  4. Step 4: Simplify right side
    13,977,046.56x = 81,356,403,207,793.53
  5. Step 5: Solve for x
    x = 81,356,403,207,793.53/13,977,046.56
  6. Step 6: Final answer
    x = 5,820,714.90

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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.