Finding the Fourth Proportional to 36,690,039.73, 50,629,245.24 and 21,599,893.09
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Solution
The fourth proportional to 36,690,039.73, 50,629,245.24 and 21,599,893.09 is: 29,806,080.68
Step by Step Solution
- Step 1: Write the proportion equation
36,690,039.73 : 50,629,245.24 = 21,599,893.09 : x - Step 2: Convert to fraction form
36,690,039.73/50,629,245.24 = 21,599,893.09/x - Step 3: Cross multiply
36,690,039.73x = 50,629,245.24 × 21,599,893.09 - Step 4: Simplify right side
36,690,039.73x = 1,093,586,284,411,391.38 - Step 5: Solve for x
x = 1,093,586,284,411,391.38/36,690,039.73 - Step 6: Final answer
x = 29,806,080.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.