Home / 5,217,786.20-7,828,040.10-2,023,016.60

Finding the Fourth Proportional to 5,217,786.20, 7,828,040.10 and 2,023,016.60

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Solution

The fourth proportional to 5,217,786.20, 7,828,040.10 and 2,023,016.60 is: 3,035,052.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,786.20 : 7,828,040.10 = 2,023,016.60 : x
  2. Step 2: Convert to fraction form
    5,217,786.20/7,828,040.10 = 2,023,016.60/x
  3. Step 3: Cross multiply
    5,217,786.20x = 7,828,040.10 × 2,023,016.60
  4. Step 4: Simplify right side
    5,217,786.20x = 15,836,255,067,765.66
  5. Step 5: Solve for x
    x = 15,836,255,067,765.66/5,217,786.20
  6. Step 6: Final answer
    x = 3,035,052.50

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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.