Finding the Third Proportional to 18,214,914 and 39,456,554
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Solution
The third proportional to 18,214,914 and 39,456,554 is: 85,469,503.37
Step by Step Solution
- Step 1: Write the proportion equation
18,214,914 : 39,456,554 = 39,456,554 : x - Step 2: Convert to fraction form
18,214,914/39,456,554 = 39,456,554/x - Step 3: Cross multiply
18,214,914x = 39,456,554 × 39,456,554 - Step 4: Simplify right side
18,214,914x = 1,556,819,653,554,916 - Step 5: Solve for x
x = 1,556,819,653,554,916/18,214,914 - Step 6: Final answer
x = 85,469,503.37
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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.