Finding the Third Proportional to 6,981,711 and 14,808,558
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Solution
The third proportional to 6,981,711 and 14,808,558 is: 31,409,691.70
Step by Step Solution
- Step 1: Write the proportion equation
6,981,711 : 14,808,558 = 14,808,558 : x - Step 2: Convert to fraction form
6,981,711/14,808,558 = 14,808,558/x - Step 3: Cross multiply
6,981,711x = 14,808,558 × 14,808,558 - Step 4: Simplify right side
6,981,711x = 219,293,390,039,364 - Step 5: Solve for x
x = 219,293,390,039,364/6,981,711 - Step 6: Final answer
x = 31,409,691.70
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.