Finding the Fourth Proportional to 8,744,610.76, 13,029,982.73 and 7,790,651.08
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Solution
The fourth proportional to 8,744,610.76, 13,029,982.73 and 7,790,651.08 is: 11,608,526.88
Step by Step Solution
- Step 1: Write the proportion equation
8,744,610.76 : 13,029,982.73 = 7,790,651.08 : x - Step 2: Convert to fraction form
8,744,610.76/13,029,982.73 = 7,790,651.08/x - Step 3: Cross multiply
8,744,610.76x = 13,029,982.73 × 7,790,651.08 - Step 4: Simplify right side
8,744,610.76x = 101,512,049,027,855.86 - Step 5: Solve for x
x = 101,512,049,027,855.86/8,744,610.76 - Step 6: Final answer
x = 11,608,526.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.