Home / 12,192,401.22-18,296,999.91-4,214,225.22

Finding the Fourth Proportional to 12,192,401.22, 18,296,999.91 and 4,214,225.22

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Solution

The fourth proportional to 12,192,401.22, 18,296,999.91 and 4,214,225.22 is: 6,324,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,192,401.22 : 18,296,999.91 = 4,214,225.22 : x
  2. Step 2: Convert to fraction form
    12,192,401.22/18,296,999.91 = 4,214,225.22/x
  3. Step 3: Cross multiply
    12,192,401.22x = 18,296,999.91 × 4,214,225.22
  4. Step 4: Simplify right side
    12,192,401.22x = 77,107,678,471,059.72
  5. Step 5: Solve for x
    x = 77,107,678,471,059.72/12,192,401.22
  6. Step 6: Final answer
    x = 6,324,240.57

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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.