Finding the Fourth Proportional to 5,586,847.75, 8,386,135.53 and 4,951,218.07
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Solution
The fourth proportional to 5,586,847.75, 8,386,135.53 and 4,951,218.07 is: 7,432,023.86
Step by Step Solution
- Step 1: Write the proportion equation
5,586,847.75 : 8,386,135.53 = 4,951,218.07 : x - Step 2: Convert to fraction form
5,586,847.75/8,386,135.53 = 4,951,218.07/x - Step 3: Cross multiply
5,586,847.75x = 8,386,135.53 × 4,951,218.07 - Step 4: Simplify right side
5,586,847.75x = 41,521,585,765,520.63 - Step 5: Solve for x
x = 41,521,585,765,520.63/5,586,847.75 - Step 6: Final answer
x = 7,432,023.86
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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.