Finding the Fourth Proportional to 27,161,274.22, 40,741,922.34 and 6,691,391.98
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Solution
The fourth proportional to 27,161,274.22, 40,741,922.34 and 6,691,391.98 is: 10,037,090.68
Step by Step Solution
- Step 1: Write the proportion equation
27,161,274.22 : 40,741,922.34 = 6,691,391.98 : x - Step 2: Convert to fraction form
27,161,274.22/40,741,922.34 = 6,691,391.98/x - Step 3: Cross multiply
27,161,274.22x = 40,741,922.34 × 6,691,391.98 - Step 4: Simplify right side
27,161,274.22x = 272,620,172,395,658.88 - Step 5: Solve for x
x = 272,620,172,395,658.88/27,161,274.22 - Step 6: Final answer
x = 10,037,090.68
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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.