Home / 7,067,757.74-9,752,443.25-3,969,687.61

Finding the Fourth Proportional to 7,067,757.74, 9,752,443.25 and 3,969,687.61

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Solution

The fourth proportional to 7,067,757.74, 9,752,443.25 and 3,969,687.61 is: 5,477,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067,757.74 : 9,752,443.25 = 3,969,687.61 : x
  2. Step 2: Convert to fraction form
    7,067,757.74/9,752,443.25 = 3,969,687.61/x
  3. Step 3: Cross multiply
    7,067,757.74x = 9,752,443.25 × 3,969,687.61
  4. Step 4: Simplify right side
    7,067,757.74x = 38,714,153,096,567.24
  5. Step 5: Solve for x
    x = 38,714,153,096,567.24/7,067,757.74
  6. Step 6: Final answer
    x = 5,477,572.17

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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.