Home / 8,119,759.79-11,205,268.26-4,448,815.44

Finding the Fourth Proportional to 8,119,759.79, 11,205,268.26 and 4,448,815.44

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Solution

The fourth proportional to 8,119,759.79, 11,205,268.26 and 4,448,815.44 is: 6,139,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,759.79 : 11,205,268.26 = 4,448,815.44 : x
  2. Step 2: Convert to fraction form
    8,119,759.79/11,205,268.26 = 4,448,815.44/x
  3. Step 3: Cross multiply
    8,119,759.79x = 11,205,268.26 × 4,448,815.44
  4. Step 4: Simplify right side
    8,119,759.79x = 49,850,170,444,429.94
  5. Step 5: Solve for x
    x = 49,850,170,444,429.94/8,119,759.79
  6. Step 6: Final answer
    x = 6,139,365.17

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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.