Finding the Fourth Proportional to 7,844,853.68, 11,760,540.42 and 2,726,618.93
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Solution
The fourth proportional to 7,844,853.68, 11,760,540.42 and 2,726,618.93 is: 4,087,585.75
Step by Step Solution
- Step 1: Write the proportion equation
7,844,853.68 : 11,760,540.42 = 2,726,618.93 : x - Step 2: Convert to fraction form
7,844,853.68/11,760,540.42 = 2,726,618.93/x - Step 3: Cross multiply
7,844,853.68x = 11,760,540.42 × 2,726,618.93 - Step 4: Simplify right side
7,844,853.68x = 32,066,512,131,726.30 - Step 5: Solve for x
x = 32,066,512,131,726.30/7,844,853.68 - Step 6: Final answer
x = 4,087,585.75
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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.