Finding the Fourth Proportional to 5,914,798.07, 8,162,417.91 and 3,198,544.07
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Solution
The fourth proportional to 5,914,798.07, 8,162,417.91 and 3,198,544.07 is: 4,413,988.97
Step by Step Solution
- Step 1: Write the proportion equation
5,914,798.07 : 8,162,417.91 = 3,198,544.07 : x - Step 2: Convert to fraction form
5,914,798.07/8,162,417.91 = 3,198,544.07/x - Step 3: Cross multiply
5,914,798.07x = 8,162,417.91 × 3,198,544.07 - Step 4: Simplify right side
5,914,798.07x = 26,107,853,423,298.34 - Step 5: Solve for x
x = 26,107,853,423,298.34/5,914,798.07 - Step 6: Final answer
x = 4,413,988.97
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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.