Finding the Fourth Proportional to 5,579,614.22, 7,699,863.69 and 3,132,230.00
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Solution
The fourth proportional to 5,579,614.22, 7,699,863.69 and 3,132,230.00 is: 4,322,475.19
Step by Step Solution
- Step 1: Write the proportion equation
5,579,614.22 : 7,699,863.69 = 3,132,230.00 : x - Step 2: Convert to fraction form
5,579,614.22/7,699,863.69 = 3,132,230.00/x - Step 3: Cross multiply
5,579,614.22x = 7,699,863.69 × 3,132,230.00 - Step 4: Simplify right side
5,579,614.22x = 24,117,744,007,229.38 - Step 5: Solve for x
x = 24,117,744,007,229.38/5,579,614.22 - Step 6: Final answer
x = 4,322,475.19
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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.