Finding the Fourth Proportional to 18,252,546.75, 27,405,734.45 and 10,181,292.03
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Solution
The fourth proportional to 18,252,546.75, 27,405,734.45 and 10,181,292.03 is: 15,286,950.88
Step by Step Solution
- Step 1: Write the proportion equation
18,252,546.75 : 27,405,734.45 = 10,181,292.03 : x - Step 2: Convert to fraction form
18,252,546.75/27,405,734.45 = 10,181,292.03/x - Step 3: Cross multiply
18,252,546.75x = 27,405,734.45 × 10,181,292.03 - Step 4: Simplify right side
18,252,546.75x = 279,025,785,681,174.97 - Step 5: Solve for x
x = 279,025,785,681,174.97/18,252,546.75 - Step 6: Final answer
x = 15,286,950.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.