Home / 33,281,448-49,885,076.32-13,839,786.16

Finding the Fourth Proportional to 33,281,448, 49,885,076.32 and 13,839,786.16

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Solution

The fourth proportional to 33,281,448, 49,885,076.32 and 13,839,786.16 is: 20,744,253.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281,448 : 49,885,076.32 = 13,839,786.16 : x
  2. Step 2: Convert to fraction form
    33,281,448/49,885,076.32 = 13,839,786.16/x
  3. Step 3: Cross multiply
    33,281,448x = 49,885,076.32 × 13,839,786.16
  4. Step 4: Simplify right side
    33,281,448x = 690,398,788,844,079.75
  5. Step 5: Solve for x
    x = 690,398,788,844,079.75/33,281,448
  6. Step 6: Final answer
    x = 20,744,253.34

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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.