Home / 16,721,251.62-25,080,659.52-7,502,078.88

Finding the Fourth Proportional to 16,721,251.62, 25,080,659.52 and 7,502,078.88

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Solution

The fourth proportional to 16,721,251.62, 25,080,659.52 and 7,502,078.88 is: 11,252,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,251.62 : 25,080,659.52 = 7,502,078.88 : x
  2. Step 2: Convert to fraction form
    16,721,251.62/25,080,659.52 = 7,502,078.88/x
  3. Step 3: Cross multiply
    16,721,251.62x = 25,080,659.52 × 7,502,078.88
  4. Step 4: Simplify right side
    16,721,251.62x = 188,157,086,081,462.94
  5. Step 5: Solve for x
    x = 188,157,086,081,462.94/16,721,251.62
  6. Step 6: Final answer
    x = 11,252,571.90

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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.