Home / 6,439,991.44-9,659,937.92-1,647,673.02

Finding the Fourth Proportional to 6,439,991.44, 9,659,937.92 and 1,647,673.02

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Solution

The fourth proportional to 6,439,991.44, 9,659,937.92 and 1,647,673.02 is: 2,471,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,991.44 : 9,659,937.92 = 1,647,673.02 : x
  2. Step 2: Convert to fraction form
    6,439,991.44/9,659,937.92 = 1,647,673.02/x
  3. Step 3: Cross multiply
    6,439,991.44x = 9,659,937.92 × 1,647,673.02
  4. Step 4: Simplify right side
    6,439,991.44x = 15,916,419,054,886.06
  5. Step 5: Solve for x
    x = 15,916,419,054,886.06/6,439,991.44
  6. Step 6: Final answer
    x = 2,471,496.93

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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.