Home / 7,049,037.30-9,727,671.48-3,993,251.55

Finding the Fourth Proportional to 7,049,037.30, 9,727,671.48 and 3,993,251.55

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Solution

The fourth proportional to 7,049,037.30, 9,727,671.48 and 3,993,251.55 is: 5,510,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049,037.30 : 9,727,671.48 = 3,993,251.55 : x
  2. Step 2: Convert to fraction form
    7,049,037.30/9,727,671.48 = 3,993,251.55/x
  3. Step 3: Cross multiply
    7,049,037.30x = 9,727,671.48 × 3,993,251.55
  4. Step 4: Simplify right side
    7,049,037.30x = 38,845,039,262,872.09
  5. Step 5: Solve for x
    x = 38,845,039,262,872.09/7,049,037.30
  6. Step 6: Final answer
    x = 5,510,687.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.