Finding the Third Proportional to 5,420,530 and 11,785,808
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Solution
The third proportional to 5,420,530 and 11,785,808 is: 25,625,772.80
Step by Step Solution
- Step 1: Write the proportion equation
5,420,530 : 11,785,808 = 11,785,808 : x - Step 2: Convert to fraction form
5,420,530/11,785,808 = 11,785,808/x - Step 3: Cross multiply
5,420,530x = 11,785,808 × 11,785,808 - Step 4: Simplify right side
5,420,530x = 138,905,270,212,864 - Step 5: Solve for x
x = 138,905,270,212,864/5,420,530 - Step 6: Final answer
x = 25,625,772.80
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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.