Finding the Fourth Proportional to 5,351,044.38, 7,382,339.10 and 3,057,974.88
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Solution
The fourth proportional to 5,351,044.38, 7,382,339.10 and 3,057,974.88 is: 4,218,804.02
Step by Step Solution
- Step 1: Write the proportion equation
5,351,044.38 : 7,382,339.10 = 3,057,974.88 : x - Step 2: Convert to fraction form
5,351,044.38/7,382,339.10 = 3,057,974.88/x - Step 3: Cross multiply
5,351,044.38x = 7,382,339.10 × 3,057,974.88 - Step 4: Simplify right side
5,351,044.38x = 22,575,007,523,441.80 - Step 5: Solve for x
x = 22,575,007,523,441.80/5,351,044.38 - Step 6: Final answer
x = 4,218,804.02
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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.