Finding the Fourth Proportional to 18,125,322.11, 25,015,074.41 and 10,179,170.41
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Solution
The fourth proportional to 18,125,322.11, 25,015,074.41 and 10,179,170.41 is: 14,048,451.32
Step by Step Solution
- Step 1: Write the proportion equation
18,125,322.11 : 25,015,074.41 = 10,179,170.41 : x - Step 2: Convert to fraction form
18,125,322.11/25,015,074.41 = 10,179,170.41/x - Step 3: Cross multiply
18,125,322.11x = 25,015,074.41 × 10,179,170.41 - Step 4: Simplify right side
18,125,322.11x = 254,632,705,238,220.22 - Step 5: Solve for x
x = 254,632,705,238,220.22/18,125,322.11 - Step 6: Final answer
x = 14,048,451.32
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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.