Finding the Fourth Proportional to 7,380,524.43, 11,070,720.77 and 2,331,834.75
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Solution
The fourth proportional to 7,380,524.43, 11,070,720.77 and 2,331,834.75 is: 3,497,731.31
Step by Step Solution
- Step 1: Write the proportion equation
7,380,524.43 : 11,070,720.77 = 2,331,834.75 : x - Step 2: Convert to fraction form
7,380,524.43/11,070,720.77 = 2,331,834.75/x - Step 3: Cross multiply
7,380,524.43x = 11,070,720.77 × 2,331,834.75 - Step 4: Simplify right side
7,380,524.43x = 25,815,091,387,373.59 - Step 5: Solve for x
x = 25,815,091,387,373.59/7,380,524.43 - Step 6: Final answer
x = 3,497,731.31
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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.