Finding the Third Proportional to 7,418,448 and 15,816,780
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Solution
The third proportional to 7,418,448 and 15,816,780 is: 33,722,758.39
Step by Step Solution
- Step 1: Write the proportion equation
7,418,448 : 15,816,780 = 15,816,780 : x - Step 2: Convert to fraction form
7,418,448/15,816,780 = 15,816,780/x - Step 3: Cross multiply
7,418,448x = 15,816,780 × 15,816,780 - Step 4: Simplify right side
7,418,448x = 250,170,529,568,400 - Step 5: Solve for x
x = 250,170,529,568,400/7,418,448 - Step 6: Final answer
x = 33,722,758.39
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.