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Finding the Fourth Proportional to 73,397,561.75, 110,093,849.13 and 18,810,683.27

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Solution

The fourth proportional to 73,397,561.75, 110,093,849.13 and 18,810,683.27 is: 28,215,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,397,561.75 : 110,093,849.13 = 18,810,683.27 : x
  2. Step 2: Convert to fraction form
    73,397,561.75/110,093,849.13 = 18,810,683.27/x
  3. Step 3: Cross multiply
    73,397,561.75x = 110,093,849.13 × 18,810,683.27
  4. Step 4: Simplify right side
    73,397,561.75x = 2,070,940,525,959,595
  5. Step 5: Solve for x
    x = 2,070,940,525,959,595/73,397,561.75
  6. Step 6: Final answer
    x = 28,215,385.86

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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.