Finding the Fourth Proportional to 16,331,965.76, 24,481,480.44 and 10,271,028.80
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Solution
The fourth proportional to 16,331,965.76, 24,481,480.44 and 10,271,028.80 is: 15,396,186.49
Step by Step Solution
- Step 1: Write the proportion equation
16,331,965.76 : 24,481,480.44 = 10,271,028.80 : x - Step 2: Convert to fraction form
16,331,965.76/24,481,480.44 = 10,271,028.80/x - Step 3: Cross multiply
16,331,965.76x = 24,481,480.44 × 10,271,028.80 - Step 4: Simplify right side
16,331,965.76x = 251,449,990,665,876.72 - Step 5: Solve for x
x = 251,449,990,665,876.72/16,331,965.76 - Step 6: Final answer
x = 15,396,186.49
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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.