Home / 21,774,891.29-32,662,422.52-8,821,286.64

Finding the Fourth Proportional to 21,774,891.29, 32,662,422.52 and 8,821,286.64

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Solution

The fourth proportional to 21,774,891.29, 32,662,422.52 and 8,821,286.64 is: 13,231,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774,891.29 : 32,662,422.52 = 8,821,286.64 : x
  2. Step 2: Convert to fraction form
    21,774,891.29/32,662,422.52 = 8,821,286.64/x
  3. Step 3: Cross multiply
    21,774,891.29x = 32,662,422.52 × 8,821,286.64
  4. Step 4: Simplify right side
    21,774,891.29x = 288,124,591,383,657.94
  5. Step 5: Solve for x
    x = 288,124,591,383,657.94/21,774,891.29
  6. Step 6: Final answer
    x = 13,231,964.63

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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.