Home / 12,412,696.24-18,618,857.38-5,584,447.54

Finding the Fourth Proportional to 12,412,696.24, 18,618,857.38 and 5,584,447.54

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Solution

The fourth proportional to 12,412,696.24, 18,618,857.38 and 5,584,447.54 is: 8,376,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412,696.24 : 18,618,857.38 = 5,584,447.54 : x
  2. Step 2: Convert to fraction form
    12,412,696.24/18,618,857.38 = 5,584,447.54/x
  3. Step 3: Cross multiply
    12,412,696.24x = 18,618,857.38 × 5,584,447.54
  4. Step 4: Simplify right side
    12,412,696.24x = 103,976,032,293,351.84
  5. Step 5: Solve for x
    x = 103,976,032,293,351.84/12,412,696.24
  6. Step 6: Final answer
    x = 8,376,587.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.