Home / 6,327,521.28-8,731,976.72-3,426,912.29

Finding the Fourth Proportional to 6,327,521.28, 8,731,976.72 and 3,426,912.29

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Solution

The fourth proportional to 6,327,521.28, 8,731,976.72 and 3,426,912.29 is: 4,729,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327,521.28 : 8,731,976.72 = 3,426,912.29 : x
  2. Step 2: Convert to fraction form
    6,327,521.28/8,731,976.72 = 3,426,912.29/x
  3. Step 3: Cross multiply
    6,327,521.28x = 8,731,976.72 × 3,426,912.29
  4. Step 4: Simplify right side
    6,327,521.28x = 29,923,718,342,457.27
  5. Step 5: Solve for x
    x = 29,923,718,342,457.27/6,327,521.28
  6. Step 6: Final answer
    x = 4,729,137.53

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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.