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Finding the Fourth Proportional to 22,039,759.80, 33,059,971.80 and 8,393,660.64

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Solution

The fourth proportional to 22,039,759.80, 33,059,971.80 and 8,393,660.64 is: 12,590,617.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039,759.80 : 33,059,971.80 = 8,393,660.64 : x
  2. Step 2: Convert to fraction form
    22,039,759.80/33,059,971.80 = 8,393,660.64/x
  3. Step 3: Cross multiply
    22,039,759.80x = 33,059,971.80 × 8,393,660.64
  4. Step 4: Simplify right side
    22,039,759.80x = 277,494,184,057,169.97
  5. Step 5: Solve for x
    x = 277,494,184,057,169.97/22,039,759.80
  6. Step 6: Final answer
    x = 12,590,617.44

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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.