Finding the Third Proportional to 7,711,821 and 16,751,178
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Solution
The third proportional to 7,711,821 and 16,751,178 is: 36,385,954.03
Step by Step Solution
- Step 1: Write the proportion equation
7,711,821 : 16,751,178 = 16,751,178 : x - Step 2: Convert to fraction form
7,711,821/16,751,178 = 16,751,178/x - Step 3: Cross multiply
7,711,821x = 16,751,178 × 16,751,178 - Step 4: Simplify right side
7,711,821x = 280,601,964,387,684 - Step 5: Solve for x
x = 280,601,964,387,684/7,711,821 - Step 6: Final answer
x = 36,385,954.03
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.