Home / 5,809,190.80-8,016,786.30-3,230,872.78

Finding the Fourth Proportional to 5,809,190.80, 8,016,786.30 and 3,230,872.78

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Solution

The fourth proportional to 5,809,190.80, 8,016,786.30 and 3,230,872.78 is: 4,458,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809,190.80 : 8,016,786.30 = 3,230,872.78 : x
  2. Step 2: Convert to fraction form
    5,809,190.80/8,016,786.30 = 3,230,872.78/x
  3. Step 3: Cross multiply
    5,809,190.80x = 8,016,786.30 × 3,230,872.78
  4. Step 4: Simplify right side
    5,809,190.80x = 25,901,216,639,746.91
  5. Step 5: Solve for x
    x = 25,901,216,639,746.91/5,809,190.80
  6. Step 6: Final answer
    x = 4,458,661.72

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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.