Finding the Third Proportional to 7,109,121.75 and 15,313,302.75
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Solution
The third proportional to 7,109,121.75 and 15,313,302.75 is: 32,985,402.33
Step by Step Solution
- Step 1: Write the proportion equation
7,109,121.75 : 15,313,302.75 = 15,313,302.75 : x - Step 2: Convert to fraction form
7,109,121.75/15,313,302.75 = 15,313,302.75/x - Step 3: Cross multiply
7,109,121.75x = 15,313,302.75 × 15,313,302.75 - Step 4: Simplify right side
7,109,121.75x = 234,497,241,113,157.56 - Step 5: Solve for x
x = 234,497,241,113,157.56/7,109,121.75 - Step 6: Final answer
x = 32,985,402.33
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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.