Finding the Third Proportional to 5,347,221 and 11,135,079
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Solution
The third proportional to 5,347,221 and 11,135,079 is: 23,187,742.63
Step by Step Solution
- Step 1: Write the proportion equation
5,347,221 : 11,135,079 = 11,135,079 : x - Step 2: Convert to fraction form
5,347,221/11,135,079 = 11,135,079/x - Step 3: Cross multiply
5,347,221x = 11,135,079 × 11,135,079 - Step 4: Simplify right side
5,347,221x = 123,989,984,336,241 - Step 5: Solve for x
x = 123,989,984,336,241/5,347,221 - Step 6: Final answer
x = 23,187,742.63
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.