Finding the Fourth Proportional to 32,150,537.20, 44,366,717.82 and 18,399,206.08
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Solution
The fourth proportional to 32,150,537.20, 44,366,717.82 and 18,399,206.08 is: 25,390,318.65
Step by Step Solution
- Step 1: Write the proportion equation
32,150,537.20 : 44,366,717.82 = 18,399,206.08 : x - Step 2: Convert to fraction form
32,150,537.20/44,366,717.82 = 18,399,206.08/x - Step 3: Cross multiply
32,150,537.20x = 44,366,717.82 × 18,399,206.08 - Step 4: Simplify right side
32,150,537.20x = 816,312,384,263,388.25 - Step 5: Solve for x
x = 816,312,384,263,388.25/32,150,537.20 - Step 6: Final answer
x = 25,390,318.65
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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.