Home / 12,822,288.87-17,694,786.79-6,941,984.73

Finding the Fourth Proportional to 12,822,288.87, 17,694,786.79 and 6,941,984.73

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Solution

The fourth proportional to 12,822,288.87, 17,694,786.79 and 6,941,984.73 is: 9,579,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822,288.87 : 17,694,786.79 = 6,941,984.73 : x
  2. Step 2: Convert to fraction form
    12,822,288.87/17,694,786.79 = 6,941,984.73/x
  3. Step 3: Cross multiply
    12,822,288.87x = 17,694,786.79 × 6,941,984.73
  4. Step 4: Simplify right side
    12,822,288.87x = 122,836,939,696,785.72
  5. Step 5: Solve for x
    x = 122,836,939,696,785.72/12,822,288.87
  6. Step 6: Final answer
    x = 9,579,954.17

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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.