Home / 8,540,202.20-11,785,471.26-4,672,739.48

Finding the Fourth Proportional to 8,540,202.20, 11,785,471.26 and 4,672,739.48

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Solution

The fourth proportional to 8,540,202.20, 11,785,471.26 and 4,672,739.48 is: 6,448,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,202.20 : 11,785,471.26 = 4,672,739.48 : x
  2. Step 2: Convert to fraction form
    8,540,202.20/11,785,471.26 = 4,672,739.48/x
  3. Step 3: Cross multiply
    8,540,202.20x = 11,785,471.26 × 4,672,739.48
  4. Step 4: Simplify right side
    8,540,202.20x = 55,070,436,847,007.35
  5. Step 5: Solve for x
    x = 55,070,436,847,007.35/8,540,202.20
  6. Step 6: Final answer
    x = 6,448,376.23

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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.