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Finding the Fourth Proportional to 6,392,027.52, 8,820,939.24 and 3,491,417.52

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Solution

The fourth proportional to 6,392,027.52, 8,820,939.24 and 3,491,417.52 is: 4,818,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392,027.52 : 8,820,939.24 = 3,491,417.52 : x
  2. Step 2: Convert to fraction form
    6,392,027.52/8,820,939.24 = 3,491,417.52/x
  3. Step 3: Cross multiply
    6,392,027.52x = 8,820,939.24 × 3,491,417.52
  4. Step 4: Simplify right side
    6,392,027.52x = 30,797,581,805,391.48
  5. Step 5: Solve for x
    x = 30,797,581,805,391.48/6,392,027.52
  6. Step 6: Final answer
    x = 4,818,124.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.