Finding the Fourth Proportional to 6,231,790.73, 8,601,306.08 and 3,654,301.88
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Solution
The fourth proportional to 6,231,790.73, 8,601,306.08 and 3,654,301.88 is: 5,043,777.99
Step by Step Solution
- Step 1: Write the proportion equation
6,231,790.73 : 8,601,306.08 = 3,654,301.88 : x - Step 2: Convert to fraction form
6,231,790.73/8,601,306.08 = 3,654,301.88/x - Step 3: Cross multiply
6,231,790.73x = 8,601,306.08 × 3,654,301.88 - Step 4: Simplify right side
6,231,790.73x = 31,431,768,917,321.39 - Step 5: Solve for x
x = 31,431,768,917,321.39/6,231,790.73 - Step 6: Final answer
x = 5,043,777.99
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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.