Home / 12,131,117.96-18,190,592.16-4,041,249.44

Finding the Fourth Proportional to 12,131,117.96, 18,190,592.16 and 4,041,249.44

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Solution

The fourth proportional to 12,131,117.96, 18,190,592.16 and 4,041,249.44 is: 6,059,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,117.96 : 18,190,592.16 = 4,041,249.44 : x
  2. Step 2: Convert to fraction form
    12,131,117.96/18,190,592.16 = 4,041,249.44/x
  3. Step 3: Cross multiply
    12,131,117.96x = 18,190,592.16 × 4,041,249.44
  4. Step 4: Simplify right side
    12,131,117.96x = 73,512,720,379,868.39
  5. Step 5: Solve for x
    x = 73,512,720,379,868.39/12,131,117.96
  6. Step 6: Final answer
    x = 6,059,847.13

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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.