Finding the Fourth Proportional to 38,474,343.73, 53,093,557.41 and 21,954,169.36
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Solution
The fourth proportional to 38,474,343.73, 53,093,557.41 and 21,954,169.36 is: 30,296,162.02
Step by Step Solution
- Step 1: Write the proportion equation
38,474,343.73 : 53,093,557.41 = 21,954,169.36 : x - Step 2: Convert to fraction form
38,474,343.73/53,093,557.41 = 21,954,169.36/x - Step 3: Cross multiply
38,474,343.73x = 53,093,557.41 × 21,954,169.36 - Step 4: Simplify right side
38,474,343.73x = 1,165,624,951,304,022.75 - Step 5: Solve for x
x = 1,165,624,951,304,022.75/38,474,343.73 - Step 6: Final answer
x = 30,296,162.02
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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.