Home / 6,436,778.88-9,651,528.96-2,117,660.32

Finding the Fourth Proportional to 6,436,778.88, 9,651,528.96 and 2,117,660.32

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Solution

The fourth proportional to 6,436,778.88, 9,651,528.96 and 2,117,660.32 is: 3,175,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,778.88 : 9,651,528.96 = 2,117,660.32 : x
  2. Step 2: Convert to fraction form
    6,436,778.88/9,651,528.96 = 2,117,660.32/x
  3. Step 3: Cross multiply
    6,436,778.88x = 9,651,528.96 × 2,117,660.32
  4. Step 4: Simplify right side
    6,436,778.88x = 20,438,659,905,922.87
  5. Step 5: Solve for x
    x = 20,438,659,905,922.87/6,436,778.88
  6. Step 6: Final answer
    x = 3,175,293.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.