Finding the Fourth Proportional to 7,996,183.92, 11,994,310.79 and 2,531,305.49
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Solution
The fourth proportional to 7,996,183.92, 11,994,310.79 and 2,531,305.49 is: 3,796,969.28
Step by Step Solution
- Step 1: Write the proportion equation
7,996,183.92 : 11,994,310.79 = 2,531,305.49 : x - Step 2: Convert to fraction form
7,996,183.92/11,994,310.79 = 2,531,305.49/x - Step 3: Cross multiply
7,996,183.92x = 11,994,310.79 × 2,531,305.49 - Step 4: Simplify right side
7,996,183.92x = 30,361,264,681,236.99 - Step 5: Solve for x
x = 30,361,264,681,236.99/7,996,183.92 - Step 6: Final answer
x = 3,796,969.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.