Home / 17,316,043.20-25,956,933.30-8,202,121.65

Finding the Fourth Proportional to 17,316,043.20, 25,956,933.30 and 8,202,121.65

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Solution

The fourth proportional to 17,316,043.20, 25,956,933.30 and 8,202,121.65 is: 12,295,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,316,043.20 : 25,956,933.30 = 8,202,121.65 : x
  2. Step 2: Convert to fraction form
    17,316,043.20/25,956,933.30 = 8,202,121.65/x
  3. Step 3: Cross multiply
    17,316,043.20x = 25,956,933.30 × 8,202,121.65
  4. Step 4: Simplify right side
    17,316,043.20x = 212,901,924,587,535.97
  5. Step 5: Solve for x
    x = 212,901,924,587,535.97/17,316,043.20
  6. Step 6: Final answer
    x = 12,295,067.77

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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.