Home / 8,663,503-11,928,930.06-7,694,950.36

Finding the Fourth Proportional to 8,663,503, 11,928,930.06 and 7,694,950.36

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Solution

The fourth proportional to 8,663,503, 11,928,930.06 and 7,694,950.36 is: 10,595,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,503 : 11,928,930.06 = 7,694,950.36 : x
  2. Step 2: Convert to fraction form
    8,663,503/11,928,930.06 = 7,694,950.36/x
  3. Step 3: Cross multiply
    8,663,503x = 11,928,930.06 × 7,694,950.36
  4. Step 4: Simplify right side
    8,663,503x = 91,792,524,659,611.83
  5. Step 5: Solve for x
    x = 91,792,524,659,611.83/8,663,503
  6. Step 6: Final answer
    x = 10,595,312.85

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1.5x scale

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.