Home / 14,987,251.53-20,682,785.07-9,189,230.22

Finding the Fourth Proportional to 14,987,251.53, 20,682,785.07 and 9,189,230.22

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Solution

The fourth proportional to 14,987,251.53, 20,682,785.07 and 9,189,230.22 is: 12,681,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,251.53 : 20,682,785.07 = 9,189,230.22 : x
  2. Step 2: Convert to fraction form
    14,987,251.53/20,682,785.07 = 9,189,230.22/x
  3. Step 3: Cross multiply
    14,987,251.53x = 20,682,785.07 × 9,189,230.22
  4. Step 4: Simplify right side
    14,987,251.53x = 190,058,873,599,008.84
  5. Step 5: Solve for x
    x = 190,058,873,599,008.84/14,987,251.53
  6. Step 6: Final answer
    x = 12,681,369.44

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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.