Home / 12,842,727.39-17,723,517.26-7,685,096.13

Finding the Fourth Proportional to 12,842,727.39, 17,723,517.26 and 7,685,096.13

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Solution

The fourth proportional to 12,842,727.39, 17,723,517.26 and 7,685,096.13 is: 10,605,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,727.39 : 17,723,517.26 = 7,685,096.13 : x
  2. Step 2: Convert to fraction form
    12,842,727.39/17,723,517.26 = 7,685,096.13/x
  3. Step 3: Cross multiply
    12,842,727.39x = 17,723,517.26 × 7,685,096.13
  4. Step 4: Simplify right side
    12,842,727.39x = 136,206,933,866,388.72
  5. Step 5: Solve for x
    x = 136,206,933,866,388.72/12,842,727.39
  6. Step 6: Final answer
    x = 10,605,763.85

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1.5x scale

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.