Home / 22,399,104.40-30,910,815.22-12,475,907.68

Finding the Fourth Proportional to 22,399,104.40, 30,910,815.22 and 12,475,907.68

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Solution

The fourth proportional to 22,399,104.40, 30,910,815.22 and 12,475,907.68 is: 17,216,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,399,104.40 : 30,910,815.22 = 12,475,907.68 : x
  2. Step 2: Convert to fraction form
    22,399,104.40/30,910,815.22 = 12,475,907.68/x
  3. Step 3: Cross multiply
    22,399,104.40x = 30,910,815.22 × 12,475,907.68
  4. Step 4: Simplify right side
    22,399,104.40x = 385,640,476,998,258.88
  5. Step 5: Solve for x
    x = 385,640,476,998,258.88/22,399,104.40
  6. Step 6: Final answer
    x = 17,216,781.09

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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.