Finding the Third Proportional to 8,427,876 and 18,496,176
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Solution
The third proportional to 8,427,876 and 18,496,176 is: 40,592,496.45
Step by Step Solution
- Step 1: Write the proportion equation
8,427,876 : 18,496,176 = 18,496,176 : x - Step 2: Convert to fraction form
8,427,876/18,496,176 = 18,496,176/x - Step 3: Cross multiply
8,427,876x = 18,496,176 × 18,496,176 - Step 4: Simplify right side
8,427,876x = 342,108,526,622,976 - Step 5: Solve for x
x = 342,108,526,622,976/8,427,876 - Step 6: Final answer
x = 40,592,496.45
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.