Home / 6,380,817.28-8,805,312.96-3,801,161.92

Finding the Fourth Proportional to 6,380,817.28, 8,805,312.96 and 3,801,161.92

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Solution

The fourth proportional to 6,380,817.28, 8,805,312.96 and 3,801,161.92 is: 5,245,475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380,817.28 : 8,805,312.96 = 3,801,161.92 : x
  2. Step 2: Convert to fraction form
    6,380,817.28/8,805,312.96 = 3,801,161.92/x
  3. Step 3: Cross multiply
    6,380,817.28x = 8,805,312.96 × 3,801,161.92
  4. Step 4: Simplify right side
    6,380,817.28x = 33,470,420,317,234.48
  5. Step 5: Solve for x
    x = 33,470,420,317,234.48/6,380,817.28
  6. Step 6: Final answer
    x = 5,245,475.44

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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.