Home / 21,924,172.11-32,871,310.97-11,120,640.78

Finding the Fourth Proportional to 21,924,172.11, 32,871,310.97 and 11,120,640.78

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Solution

The fourth proportional to 21,924,172.11, 32,871,310.97 and 11,120,640.78 is: 16,673,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924,172.11 : 32,871,310.97 = 11,120,640.78 : x
  2. Step 2: Convert to fraction form
    21,924,172.11/32,871,310.97 = 11,120,640.78/x
  3. Step 3: Cross multiply
    21,924,172.11x = 32,871,310.97 × 11,120,640.78
  4. Step 4: Simplify right side
    21,924,172.11x = 365,550,041,209,440.12
  5. Step 5: Solve for x
    x = 365,550,041,209,440.12/21,924,172.11
  6. Step 6: Final answer
    x = 16,673,379.47

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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.