Finding the Fourth Proportional to 16,264,220.80, 24,396,331.20 and 8,957,891.20
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Solution
The fourth proportional to 16,264,220.80, 24,396,331.20 and 8,957,891.20 is: 13,436,836.80
Step by Step Solution
- Step 1: Write the proportion equation
16,264,220.80 : 24,396,331.20 = 8,957,891.20 : x - Step 2: Convert to fraction form
16,264,220.80/24,396,331.20 = 8,957,891.20/x - Step 3: Cross multiply
16,264,220.80x = 24,396,331.20 × 8,957,891.20 - Step 4: Simplify right side
16,264,220.80x = 218,539,680,568,765.41 - Step 5: Solve for x
x = 218,539,680,568,765.41/16,264,220.80 - Step 6: Final answer
x = 13,436,836.80
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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.