Finding the Fourth Proportional to 48,195,390.20, 66,508,958.07 and 27,286,883.69
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Solution
The fourth proportional to 48,195,390.20, 66,508,958.07 and 27,286,883.69 is: 37,655,514.26
Step by Step Solution
- Step 1: Write the proportion equation
48,195,390.20 : 66,508,958.07 = 27,286,883.69 : x - Step 2: Convert to fraction form
48,195,390.20/66,508,958.07 = 27,286,883.69/x - Step 3: Cross multiply
48,195,390.20x = 66,508,958.07 × 27,286,883.69 - Step 4: Simplify right side
48,195,390.20x = 1,814,822,202,866,632 - Step 5: Solve for x
x = 1,814,822,202,866,632/48,195,390.20 - Step 6: Final answer
x = 37,655,514.26
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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.