Home / 9,974,006.82-13,758,895.62-8,115,497.55

Finding the Fourth Proportional to 9,974,006.82, 13,758,895.62 and 8,115,497.55

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Solution

The fourth proportional to 9,974,006.82, 13,758,895.62 and 8,115,497.55 is: 11,195,128.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974,006.82 : 13,758,895.62 = 8,115,497.55 : x
  2. Step 2: Convert to fraction form
    9,974,006.82/13,758,895.62 = 8,115,497.55/x
  3. Step 3: Cross multiply
    9,974,006.82x = 13,758,895.62 × 8,115,497.55
  4. Step 4: Simplify right side
    9,974,006.82x = 111,660,283,694,815.72
  5. Step 5: Solve for x
    x = 111,660,283,694,815.72/9,974,006.82
  6. Step 6: Final answer
    x = 11,195,128.07

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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.