Finding the Third Proportional to 8,508,647 and 18,213,312
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Solution
The third proportional to 8,508,647 and 18,213,312 is: 38,986,778.28
Step by Step Solution
- Step 1: Write the proportion equation
8,508,647 : 18,213,312 = 18,213,312 : x - Step 2: Convert to fraction form
8,508,647/18,213,312 = 18,213,312/x - Step 3: Cross multiply
8,508,647x = 18,213,312 × 18,213,312 - Step 4: Simplify right side
8,508,647x = 331,724,734,009,344 - Step 5: Solve for x
x = 331,724,734,009,344/8,508,647 - Step 6: Final answer
x = 38,986,778.28
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.