Home / 18,416,687.51-27,542,111.42-16,379,324.91

Finding the Fourth Proportional to 18,416,687.51, 27,542,111.42 and 16,379,324.91

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Solution

The fourth proportional to 18,416,687.51, 27,542,111.42 and 16,379,324.91 is: 24,495,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416,687.51 : 27,542,111.42 = 16,379,324.91 : x
  2. Step 2: Convert to fraction form
    18,416,687.51/27,542,111.42 = 16,379,324.91/x
  3. Step 3: Cross multiply
    18,416,687.51x = 27,542,111.42 × 16,379,324.91
  4. Step 4: Simplify right side
    18,416,687.51x = 451,121,191,696,549.75
  5. Step 5: Solve for x
    x = 451,121,191,696,549.75/18,416,687.51
  6. Step 6: Final answer
    x = 24,495,240.60

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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.