Home / 16,162,717.22-22,305,022.62-8,821,021.24

Finding the Fourth Proportional to 16,162,717.22, 22,305,022.62 and 8,821,021.24

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Solution

The fourth proportional to 16,162,717.22, 22,305,022.62 and 8,821,021.24 is: 12,173,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,717.22 : 22,305,022.62 = 8,821,021.24 : x
  2. Step 2: Convert to fraction form
    16,162,717.22/22,305,022.62 = 8,821,021.24/x
  3. Step 3: Cross multiply
    16,162,717.22x = 22,305,022.62 × 8,821,021.24
  4. Step 4: Simplify right side
    16,162,717.22x = 196,753,078,289,700.47
  5. Step 5: Solve for x
    x = 196,753,078,289,700.47/16,162,717.22
  6. Step 6: Final answer
    x = 12,173,267.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.