Finding the Fourth Proportional to 16,744,762.64, 25,080,524.32 and 11,872,299.80
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Solution
The fourth proportional to 16,744,762.64, 25,080,524.32 and 11,872,299.80 is: 17,782,485.80
Step by Step Solution
- Step 1: Write the proportion equation
16,744,762.64 : 25,080,524.32 = 11,872,299.80 : x - Step 2: Convert to fraction form
16,744,762.64/25,080,524.32 = 11,872,299.80/x - Step 3: Cross multiply
16,744,762.64x = 25,080,524.32 × 11,872,299.80 - Step 4: Simplify right side
16,744,762.64x = 297,763,503,868,231.19 - Step 5: Solve for x
x = 297,763,503,868,231.19/16,744,762.64 - Step 6: Final answer
x = 17,782,485.80
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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.