Finding the Third Proportional to 18,650,745.75 and 40,135,845.75
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Solution
The third proportional to 18,650,745.75 and 40,135,845.75 is: 86,371,136.88
Step by Step Solution
- Step 1: Write the proportion equation
18,650,745.75 : 40,135,845.75 = 40,135,845.75 : x - Step 2: Convert to fraction form
18,650,745.75/40,135,845.75 = 40,135,845.75/x - Step 3: Cross multiply
18,650,745.75x = 40,135,845.75 × 40,135,845.75 - Step 4: Simplify right side
18,650,745.75x = 1,610,886,114,067,793 - Step 5: Solve for x
x = 1,610,886,114,067,793/18,650,745.75 - Step 6: Final answer
x = 86,371,136.88
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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.