Home / 11,320,698.17-16,949,158.97-10,172,785.61

Finding the Fourth Proportional to 11,320,698.17, 16,949,158.97 and 10,172,785.61

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Solution

The fourth proportional to 11,320,698.17, 16,949,158.97 and 10,172,785.61 is: 15,230,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,320,698.17 : 16,949,158.97 = 10,172,785.61 : x
  2. Step 2: Convert to fraction form
    11,320,698.17/16,949,158.97 = 10,172,785.61/x
  3. Step 3: Cross multiply
    11,320,698.17x = 16,949,158.97 × 10,172,785.61
  4. Step 4: Simplify right side
    11,320,698.17x = 172,420,160,336,008.72
  5. Step 5: Solve for x
    x = 172,420,160,336,008.72/11,320,698.17
  6. Step 6: Final answer
    x = 15,230,523.58

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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.