Home / 18,444,766.80-27,667,150.20-11,718,008.40

Finding the Fourth Proportional to 18,444,766.80, 27,667,150.20 and 11,718,008.40

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Solution

The fourth proportional to 18,444,766.80, 27,667,150.20 and 11,718,008.40 is: 17,577,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,766.80 : 27,667,150.20 = 11,718,008.40 : x
  2. Step 2: Convert to fraction form
    18,444,766.80/27,667,150.20 = 11,718,008.40/x
  3. Step 3: Cross multiply
    18,444,766.80x = 27,667,150.20 × 11,718,008.40
  4. Step 4: Simplify right side
    18,444,766.80x = 324,203,898,447,661.69
  5. Step 5: Solve for x
    x = 324,203,898,447,661.69/18,444,766.80
  6. Step 6: Final answer
    x = 17,577,012.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.