Home / 68,425,653.12-102,629,917.44-22,363,671.12

Finding the Fourth Proportional to 68,425,653.12, 102,629,917.44 and 22,363,671.12

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Solution

The fourth proportional to 68,425,653.12, 102,629,917.44 and 22,363,671.12 is: 33,542,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,425,653.12 : 102,629,917.44 = 22,363,671.12 : x
  2. Step 2: Convert to fraction form
    68,425,653.12/102,629,917.44 = 22,363,671.12/x
  3. Step 3: Cross multiply
    68,425,653.12x = 102,629,917.44 × 22,363,671.12
  4. Step 4: Simplify right side
    68,425,653.12x = 2,295,181,720,700,912.50
  5. Step 5: Solve for x
    x = 2,295,181,720,700,912.50/68,425,653.12
  6. Step 6: Final answer
    x = 33,542,708.27

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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.