Home / 71,713,039.87-107,591,513.06-36,722,928.49

Finding the Fourth Proportional to 71,713,039.87, 107,591,513.06 and 36,722,928.49

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Solution

The fourth proportional to 71,713,039.87, 107,591,513.06 and 36,722,928.49 is: 55,095,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,713,039.87 : 107,591,513.06 = 36,722,928.49 : x
  2. Step 2: Convert to fraction form
    71,713,039.87/107,591,513.06 = 36,722,928.49/x
  3. Step 3: Cross multiply
    71,713,039.87x = 107,591,513.06 × 36,722,928.49
  4. Step 4: Simplify right side
    71,713,039.87x = 3,951,075,440,049,667
  5. Step 5: Solve for x
    x = 3,951,075,440,049,667/71,713,039.87
  6. Step 6: Final answer
    x = 55,095,634.59

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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.