Home / 8,456,021.52-11,664,429.48-5,396,787.60

Finding the Fourth Proportional to 8,456,021.52, 11,664,429.48 and 5,396,787.60

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Solution

The fourth proportional to 8,456,021.52, 11,664,429.48 and 5,396,787.60 is: 7,444,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456,021.52 : 11,664,429.48 = 5,396,787.60 : x
  2. Step 2: Convert to fraction form
    8,456,021.52/11,664,429.48 = 5,396,787.60/x
  3. Step 3: Cross multiply
    8,456,021.52x = 11,664,429.48 × 5,396,787.60
  4. Step 4: Simplify right side
    8,456,021.52x = 62,950,448,378,738.45
  5. Step 5: Solve for x
    x = 62,950,448,378,738.45/8,456,021.52
  6. Step 6: Final answer
    x = 7,444,452.24

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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.