Home / 12,151,922.40-18,225,550.80-3,632,536.80

Finding the Fourth Proportional to 12,151,922.40, 18,225,550.80 and 3,632,536.80

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Solution

The fourth proportional to 12,151,922.40, 18,225,550.80 and 3,632,536.80 is: 5,448,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,922.40 : 18,225,550.80 = 3,632,536.80 : x
  2. Step 2: Convert to fraction form
    12,151,922.40/18,225,550.80 = 3,632,536.80/x
  3. Step 3: Cross multiply
    12,151,922.40x = 18,225,550.80 × 3,632,536.80
  4. Step 4: Simplify right side
    12,151,922.40x = 66,204,983,981,269.44
  5. Step 5: Solve for x
    x = 66,204,983,981,269.44/12,151,922.40
  6. Step 6: Final answer
    x = 5,448,107.86

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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.