Finding the Fourth Proportional to 27,694,851.63, 41,505,144.09 and 21,554,248.17
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Solution
The fourth proportional to 27,694,851.63, 41,505,144.09 and 21,554,248.17 is: 32,302,472.24
Step by Step Solution
- Step 1: Write the proportion equation
27,694,851.63 : 41,505,144.09 = 21,554,248.17 : x - Step 2: Convert to fraction form
27,694,851.63/41,505,144.09 = 21,554,248.17/x - Step 3: Cross multiply
27,694,851.63x = 41,505,144.09 × 21,554,248.17 - Step 4: Simplify right side
27,694,851.63x = 894,612,176,047,469 - Step 5: Solve for x
x = 894,612,176,047,469/27,694,851.63 - Step 6: Final answer
x = 32,302,472.24
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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.