Home / 22,265,203.20-33,394,305.60-7,886,212.80

Finding the Fourth Proportional to 22,265,203.20, 33,394,305.60 and 7,886,212.80

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Solution

The fourth proportional to 22,265,203.20, 33,394,305.60 and 7,886,212.80 is: 11,828,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265,203.20 : 33,394,305.60 = 7,886,212.80 : x
  2. Step 2: Convert to fraction form
    22,265,203.20/33,394,305.60 = 7,886,212.80/x
  3. Step 3: Cross multiply
    22,265,203.20x = 33,394,305.60 × 7,886,212.80
  4. Step 4: Simplify right side
    22,265,203.20x = 263,354,600,269,831.69
  5. Step 5: Solve for x
    x = 263,354,600,269,831.69/22,265,203.20
  6. Step 6: Final answer
    x = 11,828,079.80

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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.