Home / 14,379,777.09-21,527,806.41-7,540,131.42

Finding the Fourth Proportional to 14,379,777.09, 21,527,806.41 and 7,540,131.42

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Solution

The fourth proportional to 14,379,777.09, 21,527,806.41 and 7,540,131.42 is: 11,288,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,777.09 : 21,527,806.41 = 7,540,131.42 : x
  2. Step 2: Convert to fraction form
    14,379,777.09/21,527,806.41 = 7,540,131.42/x
  3. Step 3: Cross multiply
    14,379,777.09x = 21,527,806.41 × 7,540,131.42
  4. Step 4: Simplify right side
    14,379,777.09x = 162,322,489,515,718.41
  5. Step 5: Solve for x
    x = 162,322,489,515,718.41/14,379,777.09
  6. Step 6: Final answer
    x = 11,288,247.97

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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.