Finding the Fourth Proportional to 11,277,735.22, 15,591,736.88 and 8,332,907.67
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Solution
The fourth proportional to 11,277,735.22, 15,591,736.88 and 8,332,907.67 is: 11,520,442.83
Step by Step Solution
- Step 1: Write the proportion equation
11,277,735.22 : 15,591,736.88 = 8,332,907.67 : x - Step 2: Convert to fraction form
11,277,735.22/15,591,736.88 = 8,332,907.67/x - Step 3: Cross multiply
11,277,735.22x = 15,591,736.88 × 8,332,907.67 - Step 4: Simplify right side
11,277,735.22x = 129,924,503,856,806.14 - Step 5: Solve for x
x = 129,924,503,856,806.14/11,277,735.22 - Step 6: Final answer
x = 11,520,442.83
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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.