Home / 5,490,022.78-8,233,134.30-2,250,640.78

Finding the Fourth Proportional to 5,490,022.78, 8,233,134.30 and 2,250,640.78

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Solution

The fourth proportional to 5,490,022.78, 8,233,134.30 and 2,250,640.78 is: 3,375,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,022.78 : 8,233,134.30 = 2,250,640.78 : x
  2. Step 2: Convert to fraction form
    5,490,022.78/8,233,134.30 = 2,250,640.78/x
  3. Step 3: Cross multiply
    5,490,022.78x = 8,233,134.30 × 2,250,640.78
  4. Step 4: Simplify right side
    5,490,022.78x = 18,529,827,782,213.92
  5. Step 5: Solve for x
    x = 18,529,827,782,213.92/5,490,022.78
  6. Step 6: Final answer
    x = 3,375,182.31

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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.