Finding the Fourth Proportional to 5,475,583.16, 8,207,582.78 and 2,062,392.97
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Solution
The fourth proportional to 5,475,583.16, 8,207,582.78 and 2,062,392.97 is: 3,091,407.90
Step by Step Solution
- Step 1: Write the proportion equation
5,475,583.16 : 8,207,582.78 = 2,062,392.97 : x - Step 2: Convert to fraction form
5,475,583.16/8,207,582.78 = 2,062,392.97/x - Step 3: Cross multiply
5,475,583.16x = 8,207,582.78 × 2,062,392.97 - Step 4: Simplify right side
5,475,583.16x = 16,927,261,015,853.09 - Step 5: Solve for x
x = 16,927,261,015,853.09/5,475,583.16 - Step 6: Final answer
x = 3,091,407.90
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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.