Home / 82,192,815.73-113,383,081.96-50,820,836.55

Finding the Fourth Proportional to 82,192,815.73, 113,383,081.96 and 50,820,836.55

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Solution

The fourth proportional to 82,192,815.73, 113,383,081.96 and 50,820,836.55 is: 70,106,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192,815.73 : 113,383,081.96 = 50,820,836.55 : x
  2. Step 2: Convert to fraction form
    82,192,815.73/113,383,081.96 = 50,820,836.55/x
  3. Step 3: Cross multiply
    82,192,815.73x = 113,383,081.96 × 50,820,836.55
  4. Step 4: Simplify right side
    82,192,815.73x = 5,762,223,075,824,413
  5. Step 5: Solve for x
    x = 5,762,223,075,824,413/82,192,815.73
  6. Step 6: Final answer
    x = 70,106,164.69

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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.