Finding the Fourth Proportional to 21,550,087.06, 32,324,343.26 and 6,403,624.90
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Solution
The fourth proportional to 21,550,087.06, 32,324,343.26 and 6,403,624.90 is: 9,605,203.39
Step by Step Solution
- Step 1: Write the proportion equation
21,550,087.06 : 32,324,343.26 = 6,403,624.90 : x - Step 2: Convert to fraction form
21,550,087.06/32,324,343.26 = 6,403,624.90/x - Step 3: Cross multiply
21,550,087.06x = 32,324,343.26 × 6,403,624.90 - Step 4: Simplify right side
21,550,087.06x = 206,992,969,375,883.19 - Step 5: Solve for x
x = 206,992,969,375,883.19/21,550,087.06 - Step 6: Final answer
x = 9,605,203.39
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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.