Finding the Fourth Proportional to 16,187,452.80, 24,274,180.80 and 8,097,302.40
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Solution
The fourth proportional to 16,187,452.80, 24,274,180.80 and 8,097,302.40 is: 12,142,452.85
Step by Step Solution
- Step 1: Write the proportion equation
16,187,452.80 : 24,274,180.80 = 8,097,302.40 : x - Step 2: Convert to fraction form
16,187,452.80/24,274,180.80 = 8,097,302.40/x - Step 3: Cross multiply
16,187,452.80x = 24,274,180.80 × 8,097,302.40 - Step 4: Simplify right side
16,187,452.80x = 196,555,382,449,873.94 - Step 5: Solve for x
x = 196,555,382,449,873.94/16,187,452.80 - Step 6: Final answer
x = 12,142,452.85
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1.5x scale
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.