Home / 6,449,661.56-9,675,891.94-1,961,820.92

Finding the Fourth Proportional to 6,449,661.56, 9,675,891.94 and 1,961,820.92

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Solution

The fourth proportional to 6,449,661.56, 9,675,891.94 and 1,961,820.92 is: 2,943,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,661.56 : 9,675,891.94 = 1,961,820.92 : x
  2. Step 2: Convert to fraction form
    6,449,661.56/9,675,891.94 = 1,961,820.92/x
  3. Step 3: Cross multiply
    6,449,661.56x = 9,675,891.94 × 1,961,820.92
  4. Step 4: Simplify right side
    6,449,661.56x = 18,982,367,227,551.38
  5. Step 5: Solve for x
    x = 18,982,367,227,551.38/6,449,661.56
  6. Step 6: Final answer
    x = 2,943,157.10

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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.