Finding the Third Proportional to 7,750,791 and 18,103,579
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Solution
The third proportional to 7,750,791 and 18,103,579 is: 42,284,661.35
Step by Step Solution
- Step 1: Write the proportion equation
7,750,791 : 18,103,579 = 18,103,579 : x - Step 2: Convert to fraction form
7,750,791/18,103,579 = 18,103,579/x - Step 3: Cross multiply
7,750,791x = 18,103,579 × 18,103,579 - Step 4: Simplify right side
7,750,791x = 327,739,572,609,241 - Step 5: Solve for x
x = 327,739,572,609,241/7,750,791 - Step 6: Final answer
x = 42,284,661.35
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.