Home / 22,143,768.10-33,189,080.10-11,355,515.80

Finding the Fourth Proportional to 22,143,768.10, 33,189,080.10 and 11,355,515.80

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Solution

The fourth proportional to 22,143,768.10, 33,189,080.10 and 11,355,515.80 is: 17,019,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,768.10 : 33,189,080.10 = 11,355,515.80 : x
  2. Step 2: Convert to fraction form
    22,143,768.10/33,189,080.10 = 11,355,515.80/x
  3. Step 3: Cross multiply
    22,143,768.10x = 33,189,080.10 × 11,355,515.80
  4. Step 4: Simplify right side
    22,143,768.10x = 376,879,123,463,015.62
  5. Step 5: Solve for x
    x = 376,879,123,463,015.62/22,143,768.10
  6. Step 6: Final answer
    x = 17,019,647.32

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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.