Finding the Fourth Proportional to 27,161,271.21, 40,741,917.84 and 6,691,388.97
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Solution
The fourth proportional to 27,161,271.21, 40,741,917.84 and 6,691,388.97 is: 10,037,086.17
Step by Step Solution
- Step 1: Write the proportion equation
27,161,271.21 : 40,741,917.84 = 6,691,388.97 : x - Step 2: Convert to fraction form
27,161,271.21/40,741,917.84 = 6,691,388.97/x - Step 3: Cross multiply
27,161,271.21x = 40,741,917.84 × 6,691,388.97 - Step 4: Simplify right side
27,161,271.21x = 272,620,019,651,222.25 - Step 5: Solve for x
x = 272,620,019,651,222.25/27,161,271.21 - Step 6: Final answer
x = 10,037,086.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.