Finding the Fourth Proportional to 7,647,888.08, 11,472,213.32 and 2,183,793.32
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Solution
The fourth proportional to 7,647,888.08, 11,472,213.32 and 2,183,793.32 is: 3,275,798.82
Step by Step Solution
- Step 1: Write the proportion equation
7,647,888.08 : 11,472,213.32 = 2,183,793.32 : x - Step 2: Convert to fraction form
7,647,888.08/11,472,213.32 = 2,183,793.32/x - Step 3: Cross multiply
7,647,888.08x = 11,472,213.32 × 2,183,793.32 - Step 4: Simplify right side
7,647,888.08x = 25,052,942,745,550.99 - Step 5: Solve for x
x = 25,052,942,745,550.99/7,647,888.08 - Step 6: Final answer
x = 3,275,798.82
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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.