Finding the Fourth Proportional to 5,537,479.77, 7,641,723.56 and 3,056,701.92
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Solution
The fourth proportional to 5,537,479.77, 7,641,723.56 and 3,056,701.92 is: 4,218,249.46
Step by Step Solution
- Step 1: Write the proportion equation
5,537,479.77 : 7,641,723.56 = 3,056,701.92 : x - Step 2: Convert to fraction form
5,537,479.77/7,641,723.56 = 3,056,701.92/x - Step 3: Cross multiply
5,537,479.77x = 7,641,723.56 × 3,056,701.92 - Step 4: Simplify right side
5,537,479.77x = 23,358,471,082,243.24 - Step 5: Solve for x
x = 23,358,471,082,243.24/5,537,479.77 - Step 6: Final answer
x = 4,218,249.46
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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.