Home / 16,857,579.62-23,263,517.74-9,122,619.90

Finding the Fourth Proportional to 16,857,579.62, 23,263,517.74 and 9,122,619.90

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Solution

The fourth proportional to 16,857,579.62, 23,263,517.74 and 9,122,619.90 is: 12,589,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,579.62 : 23,263,517.74 = 9,122,619.90 : x
  2. Step 2: Convert to fraction form
    16,857,579.62/23,263,517.74 = 9,122,619.90/x
  3. Step 3: Cross multiply
    16,857,579.62x = 23,263,517.74 × 9,122,619.90
  4. Step 4: Simplify right side
    16,857,579.62x = 212,224,229,878,927.03
  5. Step 5: Solve for x
    x = 212,224,229,878,927.03/16,857,579.62
  6. Step 6: Final answer
    x = 12,589,246.78

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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.