Home / 13,733,409.12-20,603,940.72-11,198,560.44

Finding the Fourth Proportional to 13,733,409.12, 20,603,940.72 and 11,198,560.44

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Solution

The fourth proportional to 13,733,409.12, 20,603,940.72 and 11,198,560.44 is: 16,800,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733,409.12 : 20,603,940.72 = 11,198,560.44 : x
  2. Step 2: Convert to fraction form
    13,733,409.12/20,603,940.72 = 11,198,560.44/x
  3. Step 3: Cross multiply
    13,733,409.12x = 20,603,940.72 × 11,198,560.44
  4. Step 4: Simplify right side
    13,733,409.12x = 230,734,475,455,097.09
  5. Step 5: Solve for x
    x = 230,734,475,455,097.09/13,733,409.12
  6. Step 6: Final answer
    x = 16,800,961.32

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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.