Home / 12,234,610.18-18,350,729.43-3,715,021.54

Finding the Fourth Proportional to 12,234,610.18, 18,350,729.43 and 3,715,021.54

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Solution

The fourth proportional to 12,234,610.18, 18,350,729.43 and 3,715,021.54 is: 5,572,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,610.18 : 18,350,729.43 = 3,715,021.54 : x
  2. Step 2: Convert to fraction form
    12,234,610.18/18,350,729.43 = 3,715,021.54/x
  3. Step 3: Cross multiply
    12,234,610.18x = 18,350,729.43 × 3,715,021.54
  4. Step 4: Simplify right side
    12,234,610.18x = 68,173,355,107,161.92
  5. Step 5: Solve for x
    x = 68,173,355,107,161.92/12,234,610.18
  6. Step 6: Final answer
    x = 5,572,172.23

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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.