Home / 6,865,519.90-9,474,860.33-3,809,734.15

Finding the Fourth Proportional to 6,865,519.90, 9,474,860.33 and 3,809,734.15

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Solution

The fourth proportional to 6,865,519.90, 9,474,860.33 and 3,809,734.15 is: 5,257,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,519.90 : 9,474,860.33 = 3,809,734.15 : x
  2. Step 2: Convert to fraction form
    6,865,519.90/9,474,860.33 = 3,809,734.15/x
  3. Step 3: Cross multiply
    6,865,519.90x = 9,474,860.33 × 3,809,734.15
  4. Step 4: Simplify right side
    6,865,519.90x = 36,096,698,954,997.31
  5. Step 5: Solve for x
    x = 36,096,698,954,997.31/6,865,519.90
  6. Step 6: Final answer
    x = 5,257,678.88

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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.