Home / 16,967,999.40-25,505,143.20-16,649,134.80

Finding the Fourth Proportional to 16,967,999.40, 25,505,143.20 and 16,649,134.80

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Solution

The fourth proportional to 16,967,999.40, 25,505,143.20 and 16,649,134.80 is: 25,025,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967,999.40 : 25,505,143.20 = 16,649,134.80 : x
  2. Step 2: Convert to fraction form
    16,967,999.40/25,505,143.20 = 16,649,134.80/x
  3. Step 3: Cross multiply
    16,967,999.40x = 25,505,143.20 × 16,649,134.80
  4. Step 4: Simplify right side
    16,967,999.40x = 424,638,567,230,103.38
  5. Step 5: Solve for x
    x = 424,638,567,230,103.38/16,967,999.40
  6. Step 6: Final answer
    x = 25,025,847.61

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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.