Finding the Fourth Proportional to 5,512,317.75, 8,269,580.30 and 3,086,920.14
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Solution
The fourth proportional to 5,512,317.75, 8,269,580.30 and 3,086,920.14 is: 4,630,998.27
Step by Step Solution
- Step 1: Write the proportion equation
5,512,317.75 : 8,269,580.30 = 3,086,920.14 : x - Step 2: Convert to fraction form
5,512,317.75/8,269,580.30 = 3,086,920.14/x - Step 3: Cross multiply
5,512,317.75x = 8,269,580.30 × 3,086,920.14 - Step 4: Simplify right side
5,512,317.75x = 25,527,533,961,982.64 - Step 5: Solve for x
x = 25,527,533,961,982.64/5,512,317.75 - Step 6: Final answer
x = 4,630,998.27
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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.