Finding the Fourth Proportional to 29,463,485.44, 40,661,654.16 and 17,861,537.92
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Solution
The fourth proportional to 29,463,485.44, 40,661,654.16 and 17,861,537.92 is: 24,650,161.61
Step by Step Solution
- Step 1: Write the proportion equation
29,463,485.44 : 40,661,654.16 = 17,861,537.92 : x - Step 2: Convert to fraction form
29,463,485.44/40,661,654.16 = 17,861,537.92/x - Step 3: Cross multiply
29,463,485.44x = 40,661,654.16 × 17,861,537.92 - Step 4: Simplify right side
29,463,485.44x = 726,279,677,668,765.75 - Step 5: Solve for x
x = 726,279,677,668,765.75/29,463,485.44 - Step 6: Final answer
x = 24,650,161.61
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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.