Home / 22,149,724.20-33,158,231.10-13,169,653.80

Finding the Fourth Proportional to 22,149,724.20, 33,158,231.10 and 13,169,653.80

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Solution

The fourth proportional to 22,149,724.20, 33,158,231.10 and 13,169,653.80 is: 19,715,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149,724.20 : 33,158,231.10 = 13,169,653.80 : x
  2. Step 2: Convert to fraction form
    22,149,724.20/33,158,231.10 = 13,169,653.80/x
  3. Step 3: Cross multiply
    22,149,724.20x = 33,158,231.10 × 13,169,653.80
  4. Step 4: Simplify right side
    22,149,724.20x = 436,682,424,207,393.25
  5. Step 5: Solve for x
    x = 436,682,424,207,393.25/22,149,724.20
  6. Step 6: Final answer
    x = 19,715,027.61

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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.