Home / 82,192,816.74-113,383,083.34-50,820,837.54

Finding the Fourth Proportional to 82,192,816.74, 113,383,083.34 and 50,820,837.54

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Solution

The fourth proportional to 82,192,816.74, 113,383,083.34 and 50,820,837.54 is: 70,106,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192,816.74 : 113,383,083.34 = 50,820,837.54 : x
  2. Step 2: Convert to fraction form
    82,192,816.74/113,383,083.34 = 50,820,837.54/x
  3. Step 3: Cross multiply
    82,192,816.74x = 113,383,083.34 × 50,820,837.54
  4. Step 4: Simplify right side
    82,192,816.74x = 5,762,223,258,206,421
  5. Step 5: Solve for x
    x = 5,762,223,258,206,421/82,192,816.74
  6. Step 6: Final answer
    x = 70,106,166.05

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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.