Home / 16,722,201.60-25,101,964.80-15,625,785.60

Finding the Fourth Proportional to 16,722,201.60, 25,101,964.80 and 15,625,785.60

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Solution

The fourth proportional to 16,722,201.60, 25,101,964.80 and 15,625,785.60 is: 23,456,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722,201.60 : 25,101,964.80 = 15,625,785.60 : x
  2. Step 2: Convert to fraction form
    16,722,201.60/25,101,964.80 = 15,625,785.60/x
  3. Step 3: Cross multiply
    16,722,201.60x = 25,101,964.80 × 15,625,785.60
  4. Step 4: Simplify right side
    16,722,201.60x = 392,237,920,103,546.88
  5. Step 5: Solve for x
    x = 392,237,920,103,546.88/16,722,201.60
  6. Step 6: Final answer
    x = 23,456,117.17

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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.