Finding the Fourth Proportional to 5,853,754.91, 8,077,979.07 and 3,240,372.99
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Solution
The fourth proportional to 5,853,754.91, 8,077,979.07 and 3,240,372.99 is: 4,471,602.52
Step by Step Solution
- Step 1: Write the proportion equation
5,853,754.91 : 8,077,979.07 = 3,240,372.99 : x - Step 2: Convert to fraction form
5,853,754.91/8,077,979.07 = 3,240,372.99/x - Step 3: Cross multiply
5,853,754.91x = 8,077,979.07 × 3,240,372.99 - Step 4: Simplify right side
5,853,754.91x = 26,175,665,192,213.32 - Step 5: Solve for x
x = 26,175,665,192,213.32/5,853,754.91 - Step 6: Final answer
x = 4,471,602.52
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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.