Finding the Fourth Proportional to 5,514,374.70, 8,271,562.05 and 2,680,022.70
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Solution
The fourth proportional to 5,514,374.70, 8,271,562.05 and 2,680,022.70 is: 4,020,034.05
Step by Step Solution
- Step 1: Write the proportion equation
5,514,374.70 : 8,271,562.05 = 2,680,022.70 : x - Step 2: Convert to fraction form
5,514,374.70/8,271,562.05 = 2,680,022.70/x - Step 3: Cross multiply
5,514,374.70x = 8,271,562.05 × 2,680,022.70 - Step 4: Simplify right side
5,514,374.70x = 22,167,974,058,458.54 - Step 5: Solve for x
x = 22,167,974,058,458.54/5,514,374.70 - Step 6: Final answer
x = 4,020,034.05
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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.