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Finding the Fourth Proportional to 7,266,249.03, 10,891,887.80 and 3,224,640.22

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Solution

The fourth proportional to 7,266,249.03, 10,891,887.80 and 3,224,640.22 is: 4,833,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,249.03 : 10,891,887.80 = 3,224,640.22 : x
  2. Step 2: Convert to fraction form
    7,266,249.03/10,891,887.80 = 3,224,640.22/x
  3. Step 3: Cross multiply
    7,266,249.03x = 10,891,887.80 × 3,224,640.22
  4. Step 4: Simplify right side
    7,266,249.03x = 35,122,419,507,659.87
  5. Step 5: Solve for x
    x = 35,122,419,507,659.87/7,266,249.03
  6. Step 6: Final answer
    x = 4,833,638.29

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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.