Finding the Third Proportional to 7,479,900 and 16,378,578
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Solution
The third proportional to 7,479,900 and 16,378,578 is: 35,863,824.02
Step by Step Solution
- Step 1: Write the proportion equation
7,479,900 : 16,378,578 = 16,378,578 : x - Step 2: Convert to fraction form
7,479,900/16,378,578 = 16,378,578/x - Step 3: Cross multiply
7,479,900x = 16,378,578 × 16,378,578 - Step 4: Simplify right side
7,479,900x = 268,257,817,302,084 - Step 5: Solve for x
x = 268,257,817,302,084/7,479,900 - Step 6: Final answer
x = 35,863,824.02
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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.