Finding the Third Proportional to 18,203,041 and 39,107,502
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Solution
The third proportional to 18,203,041 and 39,107,502 is: 84,018,747.89
Step by Step Solution
- Step 1: Write the proportion equation
18,203,041 : 39,107,502 = 39,107,502 : x - Step 2: Convert to fraction form
18,203,041/39,107,502 = 39,107,502/x - Step 3: Cross multiply
18,203,041x = 39,107,502 × 39,107,502 - Step 4: Simplify right side
18,203,041x = 1,529,396,712,680,004 - Step 5: Solve for x
x = 1,529,396,712,680,004/18,203,041 - Step 6: Final answer
x = 84,018,747.89
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.