Finding the Fourth Proportional to 5,512,307.63, 8,269,565.16 and 3,086,910.03
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Solution
The fourth proportional to 5,512,307.63, 8,269,565.16 and 3,086,910.03 is: 4,630,983.13
Step by Step Solution
- Step 1: Write the proportion equation
5,512,307.63 : 8,269,565.16 = 3,086,910.03 : x - Step 2: Convert to fraction form
5,512,307.63/8,269,565.16 = 3,086,910.03/x - Step 3: Cross multiply
5,512,307.63x = 8,269,565.16 × 3,086,910.03 - Step 4: Simplify right side
5,512,307.63x = 25,527,403,649,099.20 - Step 5: Solve for x
x = 25,527,403,649,099.20/5,512,307.63 - Step 6: Final answer
x = 4,630,983.13
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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.