Home / 49,405,403.82-68,178,624.88-27,378,858.36

Finding the Fourth Proportional to 49,405,403.82, 68,178,624.88 and 27,378,858.36

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Solution

The fourth proportional to 49,405,403.82, 68,178,624.88 and 27,378,858.36 is: 37,782,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,405,403.82 : 68,178,624.88 = 27,378,858.36 : x
  2. Step 2: Convert to fraction form
    49,405,403.82/68,178,624.88 = 27,378,858.36/x
  3. Step 3: Cross multiply
    49,405,403.82x = 68,178,624.88 × 27,378,858.36
  4. Step 4: Simplify right side
    49,405,403.82x = 1,866,652,913,769,091.75
  5. Step 5: Solve for x
    x = 1,866,652,913,769,091.75/49,405,403.82
  6. Step 6: Final answer
    x = 37,782,363.25

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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.