Finding the Fourth Proportional to 18,147,662.24, 27,225,479.16 and 5,367,170.48
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Solution
The fourth proportional to 18,147,662.24, 27,225,479.16 and 5,367,170.48 is: 8,051,934.52
Step by Step Solution
- Step 1: Write the proportion equation
18,147,662.24 : 27,225,479.16 = 5,367,170.48 : x - Step 2: Convert to fraction form
18,147,662.24/27,225,479.16 = 5,367,170.48/x - Step 3: Cross multiply
18,147,662.24x = 27,225,479.16 × 5,367,170.48 - Step 4: Simplify right side
18,147,662.24x = 146,123,788,051,407.22 - Step 5: Solve for x
x = 146,123,788,051,407.22/18,147,662.24 - Step 6: Final answer
x = 8,051,934.52
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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.