Finding the Fourth Proportional to 8,589,676.56, 11,853,979.92 and 4,722,295.08
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Solution
The fourth proportional to 8,589,676.56, 11,853,979.92 and 4,722,295.08 is: 6,516,891.60
Step by Step Solution
- Step 1: Write the proportion equation
8,589,676.56 : 11,853,979.92 = 4,722,295.08 : x - Step 2: Convert to fraction form
8,589,676.56/11,853,979.92 = 4,722,295.08/x - Step 3: Cross multiply
8,589,676.56x = 11,853,979.92 × 4,722,295.08 - Step 4: Simplify right side
8,589,676.56x = 55,977,991,054,634.80 - Step 5: Solve for x
x = 55,977,991,054,634.80/8,589,676.56 - Step 6: Final answer
x = 6,516,891.60
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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.