Home / 33,198,515.15-45,798,314.96-21,591,843.71

Finding the Fourth Proportional to 33,198,515.15, 45,798,314.96 and 21,591,843.71

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Solution

The fourth proportional to 33,198,515.15, 45,798,314.96 and 21,591,843.71 is: 29,786,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,198,515.15 : 45,798,314.96 = 21,591,843.71 : x
  2. Step 2: Convert to fraction form
    33,198,515.15/45,798,314.96 = 21,591,843.71/x
  3. Step 3: Cross multiply
    33,198,515.15x = 45,798,314.96 × 21,591,843.71
  4. Step 4: Simplify right side
    33,198,515.15x = 988,870,058,622,662.88
  5. Step 5: Solve for x
    x = 988,870,058,622,662.88/33,198,515.15
  6. Step 6: Final answer
    x = 29,786,574.92

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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.