Home / 6,787,638.29-9,366,940.85-3,731,852.54

Finding the Fourth Proportional to 6,787,638.29, 9,366,940.85 and 3,731,852.54

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Solution

The fourth proportional to 6,787,638.29, 9,366,940.85 and 3,731,852.54 is: 5,149,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,638.29 : 9,366,940.85 = 3,731,852.54 : x
  2. Step 2: Convert to fraction form
    6,787,638.29/9,366,940.85 = 3,731,852.54/x
  3. Step 3: Cross multiply
    6,787,638.29x = 9,366,940.85 × 3,731,852.54
  4. Step 4: Simplify right side
    6,787,638.29x = 34,956,042,007,860.35
  5. Step 5: Solve for x
    x = 34,956,042,007,860.35/6,787,638.29
  6. Step 6: Final answer
    x = 5,149,956.51

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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.