Finding the Fourth Proportional to 18,269,286.24, 27,400,618.48 and 7,339,034.84
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Solution
The fourth proportional to 18,269,286.24, 27,400,618.48 and 7,339,034.84 is: 11,007,222.23
Step by Step Solution
- Step 1: Write the proportion equation
18,269,286.24 : 27,400,618.48 = 7,339,034.84 : x - Step 2: Convert to fraction form
18,269,286.24/27,400,618.48 = 7,339,034.84/x - Step 3: Cross multiply
18,269,286.24x = 27,400,618.48 × 7,339,034.84 - Step 4: Simplify right side
18,269,286.24x = 201,094,093,662,267.84 - Step 5: Solve for x
x = 201,094,093,662,267.84/18,269,286.24 - Step 6: Final answer
x = 11,007,222.23
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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.