Home / 16,797,912.97-23,168,743.71-12,668,118.15

Finding the Fourth Proportional to 16,797,912.97, 23,168,743.71 and 12,668,118.15

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Solution

The fourth proportional to 16,797,912.97, 23,168,743.71 and 12,668,118.15 is: 17,472,669.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797,912.97 : 23,168,743.71 = 12,668,118.15 : x
  2. Step 2: Convert to fraction form
    16,797,912.97/23,168,743.71 = 12,668,118.15/x
  3. Step 3: Cross multiply
    16,797,912.97x = 23,168,743.71 × 12,668,118.15
  4. Step 4: Simplify right side
    16,797,912.97x = 293,504,382,705,349.38
  5. Step 5: Solve for x
    x = 293,504,382,705,349.38/16,797,912.97
  6. Step 6: Final answer
    x = 17,472,669.56

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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.