Home / 5,635,871.11-7,777,263.36-3,188,523.88

Finding the Fourth Proportional to 5,635,871.11, 7,777,263.36 and 3,188,523.88

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Solution

The fourth proportional to 5,635,871.11, 7,777,263.36 and 3,188,523.88 is: 4,400,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635,871.11 : 7,777,263.36 = 3,188,523.88 : x
  2. Step 2: Convert to fraction form
    5,635,871.11/7,777,263.36 = 3,188,523.88/x
  3. Step 3: Cross multiply
    5,635,871.11x = 7,777,263.36 × 3,188,523.88
  4. Step 4: Simplify right side
    5,635,871.11x = 24,797,989,944,409.04
  5. Step 5: Solve for x
    x = 24,797,989,944,409.04/5,635,871.11
  6. Step 6: Final answer
    x = 4,400,027.87

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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.