Home / 22,028,213.54-33,042,320.10-8,378,206.58

Finding the Fourth Proportional to 22,028,213.54, 33,042,320.10 and 8,378,206.58

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Solution

The fourth proportional to 22,028,213.54, 33,042,320.10 and 8,378,206.58 is: 12,567,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028,213.54 : 33,042,320.10 = 8,378,206.58 : x
  2. Step 2: Convert to fraction form
    22,028,213.54/33,042,320.10 = 8,378,206.58/x
  3. Step 3: Cross multiply
    22,028,213.54x = 33,042,320.10 × 8,378,206.58
  4. Step 4: Simplify right side
    22,028,213.54x = 276,835,383,680,286.28
  5. Step 5: Solve for x
    x = 276,835,383,680,286.28/22,028,213.54
  6. Step 6: Final answer
    x = 12,567,309.79

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1.5x scale

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.