Finding the Fourth Proportional to 21,629,450.08, 29,848,597.68 and 11,839,897
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Solution
The fourth proportional to 21,629,450.08, 29,848,597.68 and 11,839,897 is: 16,339,034.09
Step by Step Solution
- Step 1: Write the proportion equation
21,629,450.08 : 29,848,597.68 = 11,839,897 : x - Step 2: Convert to fraction form
21,629,450.08/29,848,597.68 = 11,839,897/x - Step 3: Cross multiply
21,629,450.08x = 29,848,597.68 × 11,839,897 - Step 4: Simplify right side
21,629,450.08x = 353,404,322,125,638.94 - Step 5: Solve for x
x = 353,404,322,125,638.94/21,629,450.08 - Step 6: Final answer
x = 16,339,034.09
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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.