Finding the Fourth Proportional to 27,741,544.44, 41,628,755.81 and 15,455,791.05
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Solution
The fourth proportional to 27,741,544.44, 41,628,755.81 and 15,455,791.05 is: 23,192,845.41
Step by Step Solution
- Step 1: Write the proportion equation
27,741,544.44 : 41,628,755.81 = 15,455,791.05 : x - Step 2: Convert to fraction form
27,741,544.44/41,628,755.81 = 15,455,791.05/x - Step 3: Cross multiply
27,741,544.44x = 41,628,755.81 × 15,455,791.05 - Step 4: Simplify right side
27,741,544.44x = 643,405,351,509,473 - Step 5: Solve for x
x = 643,405,351,509,473/27,741,544.44 - Step 6: Final answer
x = 23,192,845.41
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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.