Finding the Third Proportional to 7,098,728 and 11,590,356
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Solution
The third proportional to 7,098,728 and 11,590,356 is: 18,924,003.32
Step by Step Solution
- Step 1: Write the proportion equation
7,098,728 : 11,590,356 = 11,590,356 : x - Step 2: Convert to fraction form
7,098,728/11,590,356 = 11,590,356/x - Step 3: Cross multiply
7,098,728x = 11,590,356 × 11,590,356 - Step 4: Simplify right side
7,098,728x = 134,336,352,206,736 - Step 5: Solve for x
x = 134,336,352,206,736/7,098,728 - Step 6: Final answer
x = 18,924,003.32
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.