Home / 8,586,792.72-11,844,839.79-5,361,930

Finding the Fourth Proportional to 8,586,792.72, 11,844,839.79 and 5,361,930

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Solution

The fourth proportional to 8,586,792.72, 11,844,839.79 and 5,361,930 is: 7,396,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,792.72 : 11,844,839.79 = 5,361,930 : x
  2. Step 2: Convert to fraction form
    8,586,792.72/11,844,839.79 = 5,361,930/x
  3. Step 3: Cross multiply
    8,586,792.72x = 11,844,839.79 × 5,361,930
  4. Step 4: Simplify right side
    8,586,792.72x = 63,511,201,815,194.70
  5. Step 5: Solve for x
    x = 63,511,201,815,194.70/8,586,792.72
  6. Step 6: Final answer
    x = 7,396,382.31

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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.