Home / 82,481,972.94-113,812,469.46-47,667,940.56

Finding the Fourth Proportional to 82,481,972.94, 113,812,469.46 and 47,667,940.56

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Solution

The fourth proportional to 82,481,972.94, 113,812,469.46 and 47,667,940.56 is: 65,774,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,481,972.94 : 113,812,469.46 = 47,667,940.56 : x
  2. Step 2: Convert to fraction form
    82,481,972.94/113,812,469.46 = 47,667,940.56/x
  3. Step 3: Cross multiply
    82,481,972.94x = 113,812,469.46 × 47,667,940.56
  4. Step 4: Simplify right side
    82,481,972.94x = 5,425,206,029,206,095
  5. Step 5: Solve for x
    x = 5,425,206,029,206,095/82,481,972.94
  6. Step 6: Final answer
    x = 65,774,445.44

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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.