Finding the Third Proportional to 5,220,742 and 11,212,676
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Solution
The third proportional to 5,220,742 and 11,212,676 is: 24,081,654.12
Step by Step Solution
- Step 1: Write the proportion equation
5,220,742 : 11,212,676 = 11,212,676 : x - Step 2: Convert to fraction form
5,220,742/11,212,676 = 11,212,676/x - Step 3: Cross multiply
5,220,742x = 11,212,676 × 11,212,676 - Step 4: Simplify right side
5,220,742x = 125,724,103,080,976 - Step 5: Solve for x
x = 125,724,103,080,976/5,220,742 - Step 6: Final answer
x = 24,081,654.12
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.