Home / 11,207,469.80-16,811,204.70-10,215,446.60

Finding the Fourth Proportional to 11,207,469.80, 16,811,204.70 and 10,215,446.60

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Solution

The fourth proportional to 11,207,469.80, 16,811,204.70 and 10,215,446.60 is: 15,323,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207,469.80 : 16,811,204.70 = 10,215,446.60 : x
  2. Step 2: Convert to fraction form
    11,207,469.80/16,811,204.70 = 10,215,446.60/x
  3. Step 3: Cross multiply
    11,207,469.80x = 16,811,204.70 × 10,215,446.60
  4. Step 4: Simplify right side
    11,207,469.80x = 171,733,963,894,519
  5. Step 5: Solve for x
    x = 171,733,963,894,519/11,207,469.80
  6. Step 6: Final answer
    x = 15,323,169.90

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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.