Home / 6,481,712.88-8,945,287.92-3,581,357.76

Finding the Fourth Proportional to 6,481,712.88, 8,945,287.92 and 3,581,357.76

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Solution

The fourth proportional to 6,481,712.88, 8,945,287.92 and 3,581,357.76 is: 4,942,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,712.88 : 8,945,287.92 = 3,581,357.76 : x
  2. Step 2: Convert to fraction form
    6,481,712.88/8,945,287.92 = 3,581,357.76/x
  3. Step 3: Cross multiply
    6,481,712.88x = 8,945,287.92 × 3,581,357.76
  4. Step 4: Simplify right side
    6,481,712.88x = 32,036,276,307,726.26
  5. Step 5: Solve for x
    x = 32,036,276,307,726.26/6,481,712.88
  6. Step 6: Final answer
    x = 4,942,563.32

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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.