Finding the Fourth Proportional to 5,855,451.55, 8,079,559.04 and 3,678,452.99
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Solution
The fourth proportional to 5,855,451.55, 8,079,559.04 and 3,678,452.99 is: 5,075,659.47
Step by Step Solution
- Step 1: Write the proportion equation
5,855,451.55 : 8,079,559.04 = 3,678,452.99 : x - Step 2: Convert to fraction form
5,855,451.55/8,079,559.04 = 3,678,452.99/x - Step 3: Cross multiply
5,855,451.55x = 8,079,559.04 × 3,678,452.99 - Step 4: Simplify right side
5,855,451.55x = 29,720,278,108,569.53 - Step 5: Solve for x
x = 29,720,278,108,569.53/5,855,451.55 - Step 6: Final answer
x = 5,075,659.47
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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.