Finding the Fourth Proportional to 11,771,247.60, 17,647,540.20 and 6,452,463.60
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Solution
The fourth proportional to 11,771,247.60, 17,647,540.20 and 6,452,463.60 is: 9,673,580.46
Step by Step Solution
- Step 1: Write the proportion equation
11,771,247.60 : 17,647,540.20 = 6,452,463.60 : x - Step 2: Convert to fraction form
11,771,247.60/17,647,540.20 = 6,452,463.60/x - Step 3: Cross multiply
11,771,247.60x = 17,647,540.20 × 6,452,463.60 - Step 4: Simplify right side
11,771,247.60x = 113,870,110,770,036.70 - Step 5: Solve for x
x = 113,870,110,770,036.70/11,771,247.60 - Step 6: Final answer
x = 9,673,580.46
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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.