Finding the Fourth Proportional to 38,339,107.39, 57,466,063.68 and 29,211,112.09
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Solution
The fourth proportional to 38,339,107.39, 57,466,063.68 and 29,211,112.09 is: 43,784,212.57
Step by Step Solution
- Step 1: Write the proportion equation
38,339,107.39 : 57,466,063.68 = 29,211,112.09 : x - Step 2: Convert to fraction form
38,339,107.39/57,466,063.68 = 29,211,112.09/x - Step 3: Cross multiply
38,339,107.39x = 57,466,063.68 × 29,211,112.09 - Step 4: Simplify right side
38,339,107.39x = 1,678,647,627,527,557.75 - Step 5: Solve for x
x = 1,678,647,627,527,557.75/38,339,107.39 - Step 6: Final answer
x = 43,784,212.57
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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.