Home / 12,522,043.40-18,805,874.70-10,954,401.80

Finding the Fourth Proportional to 12,522,043.40, 18,805,874.70 and 10,954,401.80

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Solution

The fourth proportional to 12,522,043.40, 18,805,874.70 and 10,954,401.80 is: 16,451,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,043.40 : 18,805,874.70 = 10,954,401.80 : x
  2. Step 2: Convert to fraction form
    12,522,043.40/18,805,874.70 = 10,954,401.80/x
  3. Step 3: Cross multiply
    12,522,043.40x = 18,805,874.70 × 10,954,401.80
  4. Step 4: Simplify right side
    12,522,043.40x = 206,007,107,664,254.47
  5. Step 5: Solve for x
    x = 206,007,107,664,254.47/12,522,043.40
  6. Step 6: Final answer
    x = 16,451,556.75

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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.