Finding the Third Proportional to 6,965,860 and 10,489,830
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Solution
The third proportional to 6,965,860 and 10,489,830 is: 15,796,546.79
Step by Step Solution
- Step 1: Write the proportion equation
6,965,860 : 10,489,830 = 10,489,830 : x - Step 2: Convert to fraction form
6,965,860/10,489,830 = 10,489,830/x - Step 3: Cross multiply
6,965,860x = 10,489,830 × 10,489,830 - Step 4: Simplify right side
6,965,860x = 110,036,533,428,900 - Step 5: Solve for x
x = 110,036,533,428,900/6,965,860 - Step 6: Final answer
x = 15,796,546.79
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.