Home / 7,127,213.76-10,691,814.37-2,203,647.46

Finding the Fourth Proportional to 7,127,213.76, 10,691,814.37 and 2,203,647.46

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Solution

The fourth proportional to 7,127,213.76, 10,691,814.37 and 2,203,647.46 is: 3,305,778.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,213.76 : 10,691,814.37 = 2,203,647.46 : x
  2. Step 2: Convert to fraction form
    7,127,213.76/10,691,814.37 = 2,203,647.46/x
  3. Step 3: Cross multiply
    7,127,213.76x = 10,691,814.37 × 2,203,647.46
  4. Step 4: Simplify right side
    7,127,213.76x = 23,560,989,579,242.00
  5. Step 5: Solve for x
    x = 23,560,989,579,242.00/7,127,213.76
  6. Step 6: Final answer
    x = 3,305,778.44

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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.