Finding the Third Proportional to 7,157,948 and 10,841,115
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Solution
The third proportional to 7,157,948 and 10,841,115 is: 16,419,478.66
Step by Step Solution
- Step 1: Write the proportion equation
7,157,948 : 10,841,115 = 10,841,115 : x - Step 2: Convert to fraction form
7,157,948/10,841,115 = 10,841,115/x - Step 3: Cross multiply
7,157,948x = 10,841,115 × 10,841,115 - Step 4: Simplify right side
7,157,948x = 117,529,774,443,225 - Step 5: Solve for x
x = 117,529,774,443,225/7,157,948 - Step 6: Final answer
x = 16,419,478.66
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.