Home / 12,513,769.75-17,269,002.26-6,790,633.75

Finding the Fourth Proportional to 12,513,769.75, 17,269,002.26 and 6,790,633.75

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Solution

The fourth proportional to 12,513,769.75, 17,269,002.26 and 6,790,633.75 is: 9,371,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,769.75 : 17,269,002.26 = 6,790,633.75 : x
  2. Step 2: Convert to fraction form
    12,513,769.75/17,269,002.26 = 6,790,633.75/x
  3. Step 3: Cross multiply
    12,513,769.75x = 17,269,002.26 × 6,790,633.75
  4. Step 4: Simplify right side
    12,513,769.75x = 117,267,469,541,629.09
  5. Step 5: Solve for x
    x = 117,267,469,541,629.09/12,513,769.75
  6. Step 6: Final answer
    x = 9,371,074.58

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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.