Finding the Third Proportional to 7,879,576 and 17,253,830
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Solution
The third proportional to 7,879,576 and 17,253,830 is: 37,780,541.70
Step by Step Solution
- Step 1: Write the proportion equation
7,879,576 : 17,253,830 = 17,253,830 : x - Step 2: Convert to fraction form
7,879,576/17,253,830 = 17,253,830/x - Step 3: Cross multiply
7,879,576x = 17,253,830 × 17,253,830 - Step 4: Simplify right side
7,879,576x = 297,694,649,668,900 - Step 5: Solve for x
x = 297,694,649,668,900/7,879,576 - Step 6: Final answer
x = 37,780,541.70
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.