Home / 19,682,125.80-29,499,253.19-13,926,517.71

Finding the Fourth Proportional to 19,682,125.80, 29,499,253.19 and 13,926,517.71

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Solution

The fourth proportional to 19,682,125.80, 29,499,253.19 and 13,926,517.71 is: 20,872,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,125.80 : 29,499,253.19 = 13,926,517.71 : x
  2. Step 2: Convert to fraction form
    19,682,125.80/29,499,253.19 = 13,926,517.71/x
  3. Step 3: Cross multiply
    19,682,125.80x = 29,499,253.19 × 13,926,517.71
  4. Step 4: Simplify right side
    19,682,125.80x = 410,821,871,982,309.06
  5. Step 5: Solve for x
    x = 410,821,871,982,309.06/19,682,125.80
  6. Step 6: Final answer
    x = 20,872,840.47

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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.