Finding the Fourth Proportional to 8,753,006.68, 12,079,757.84 and 4,886,282.68
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Solution
The fourth proportional to 8,753,006.68, 12,079,757.84 and 4,886,282.68 is: 6,743,409.86
Step by Step Solution
- Step 1: Write the proportion equation
8,753,006.68 : 12,079,757.84 = 4,886,282.68 : x - Step 2: Convert to fraction form
8,753,006.68/12,079,757.84 = 4,886,282.68/x - Step 3: Cross multiply
8,753,006.68x = 12,079,757.84 × 4,886,282.68 - Step 4: Simplify right side
8,753,006.68x = 59,025,111,512,186.20 - Step 5: Solve for x
x = 59,025,111,512,186.20/8,753,006.68 - Step 6: Final answer
x = 6,743,409.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.