Finding the Fourth Proportional to 5,382,344.20, 8,076,626.70 and 2,016,891.40
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Solution
The fourth proportional to 5,382,344.20, 8,076,626.70 and 2,016,891.40 is: 3,026,502.64
Step by Step Solution
- Step 1: Write the proportion equation
5,382,344.20 : 8,076,626.70 = 2,016,891.40 : x - Step 2: Convert to fraction form
5,382,344.20/8,076,626.70 = 2,016,891.40/x - Step 3: Cross multiply
5,382,344.20x = 8,076,626.70 × 2,016,891.40 - Step 4: Simplify right side
5,382,344.20x = 16,289,678,932,240.38 - Step 5: Solve for x
x = 16,289,678,932,240.38/5,382,344.20 - Step 6: Final answer
x = 3,026,502.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.