Home / 6,436,447.92-8,883,069.12-3,858,042.96

Finding the Fourth Proportional to 6,436,447.92, 8,883,069.12 and 3,858,042.96

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Solution

The fourth proportional to 6,436,447.92, 8,883,069.12 and 3,858,042.96 is: 5,324,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,447.92 : 8,883,069.12 = 3,858,042.96 : x
  2. Step 2: Convert to fraction form
    6,436,447.92/8,883,069.12 = 3,858,042.96/x
  3. Step 3: Cross multiply
    6,436,447.92x = 8,883,069.12 × 3,858,042.96
  4. Step 4: Simplify right side
    6,436,447.92x = 34,271,262,281,609.39
  5. Step 5: Solve for x
    x = 34,271,262,281,609.39/6,436,447.92
  6. Step 6: Final answer
    x = 5,324,561.42

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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.