Finding the Fourth Proportional to 5,987,735.61, 8,263,078.56 and 3,234,423.03
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Solution
The fourth proportional to 5,987,735.61, 8,263,078.56 and 3,234,423.03 is: 4,463,505.63
Step by Step Solution
- Step 1: Write the proportion equation
5,987,735.61 : 8,263,078.56 = 3,234,423.03 : x - Step 2: Convert to fraction form
5,987,735.61/8,263,078.56 = 3,234,423.03/x - Step 3: Cross multiply
5,987,735.61x = 8,263,078.56 × 3,234,423.03 - Step 4: Simplify right side
5,987,735.61x = 26,726,291,593,163.23 - Step 5: Solve for x
x = 26,726,291,593,163.23/5,987,735.61 - Step 6: Final answer
x = 4,463,505.63
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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.