Finding the Fourth Proportional to 7,404,310.80, 11,107,243.80 and 2,354,446.80
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Solution
The fourth proportional to 7,404,310.80, 11,107,243.80 and 2,354,446.80 is: 3,531,917.46
Step by Step Solution
- Step 1: Write the proportion equation
7,404,310.80 : 11,107,243.80 = 2,354,446.80 : x - Step 2: Convert to fraction form
7,404,310.80/11,107,243.80 = 2,354,446.80/x - Step 3: Cross multiply
7,404,310.80x = 11,107,243.80 × 2,354,446.80 - Step 4: Simplify right side
7,404,310.80x = 26,151,414,621,729.84 - Step 5: Solve for x
x = 26,151,414,621,729.84/7,404,310.80 - Step 6: Final answer
x = 3,531,917.46
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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.