Finding the Third Proportional to 7,129,642 and 14,846,800
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Solution
The third proportional to 7,129,642 and 14,846,800 is: 30,917,046.08
Step by Step Solution
- Step 1: Write the proportion equation
7,129,642 : 14,846,800 = 14,846,800 : x - Step 2: Convert to fraction form
7,129,642/14,846,800 = 14,846,800/x - Step 3: Cross multiply
7,129,642x = 14,846,800 × 14,846,800 - Step 4: Simplify right side
7,129,642x = 220,427,470,240,000 - Step 5: Solve for x
x = 220,427,470,240,000/7,129,642 - Step 6: Final answer
x = 30,917,046.08
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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.