Finding the Third Proportional to 7,281,163 and 11,305,393
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Solution
The third proportional to 7,281,163 and 11,305,393 is: 17,553,776.90
Step by Step Solution
- Step 1: Write the proportion equation
7,281,163 : 11,305,393 = 11,305,393 : x - Step 2: Convert to fraction form
7,281,163/11,305,393 = 11,305,393/x - Step 3: Cross multiply
7,281,163x = 11,305,393 × 11,305,393 - Step 4: Simplify right side
7,281,163x = 127,811,910,884,449 - Step 5: Solve for x
x = 127,811,910,884,449/7,281,163 - Step 6: Final answer
x = 17,553,776.90
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.