Home / 33,328,919.48-49,947,977.10-20,379,605

Finding the Fourth Proportional to 33,328,919.48, 49,947,977.10 and 20,379,605

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Solution

The fourth proportional to 33,328,919.48, 49,947,977.10 and 20,379,605 is: 30,541,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328,919.48 : 49,947,977.10 = 20,379,605 : x
  2. Step 2: Convert to fraction form
    33,328,919.48/49,947,977.10 = 20,379,605/x
  3. Step 3: Cross multiply
    33,328,919.48x = 49,947,977.10 × 20,379,605
  4. Step 4: Simplify right side
    33,328,919.48x = 1,017,920,043,847,045.50
  5. Step 5: Solve for x
    x = 1,017,920,043,847,045.50/33,328,919.48
  6. Step 6: Final answer
    x = 30,541,645.51

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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.