Home / 6,769,689.92-9,342,998.52-3,869,203.04

Finding the Fourth Proportional to 6,769,689.92, 9,342,998.52 and 3,869,203.04

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Solution

The fourth proportional to 6,769,689.92, 9,342,998.52 and 3,869,203.04 is: 5,339,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769,689.92 : 9,342,998.52 = 3,869,203.04 : x
  2. Step 2: Convert to fraction form
    6,769,689.92/9,342,998.52 = 3,869,203.04/x
  3. Step 3: Cross multiply
    6,769,689.92x = 9,342,998.52 × 3,869,203.04
  4. Step 4: Simplify right side
    6,769,689.92x = 36,149,958,276,299.50
  5. Step 5: Solve for x
    x = 36,149,958,276,299.50/6,769,689.92
  6. Step 6: Final answer
    x = 5,339,972.54

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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.