Finding the Fourth Proportional to 5,473,676.05, 8,211,853.00 and 3,857,598.07
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Solution
The fourth proportional to 5,473,676.05, 8,211,853.00 and 3,857,598.07 is: 5,787,340.72
Step by Step Solution
- Step 1: Write the proportion equation
5,473,676.05 : 8,211,853.00 = 3,857,598.07 : x - Step 2: Convert to fraction form
5,473,676.05/8,211,853.00 = 3,857,598.07/x - Step 3: Cross multiply
5,473,676.05x = 8,211,853.00 × 3,857,598.07 - Step 4: Simplify right side
5,473,676.05x = 31,678,028,268,216.07 - Step 5: Solve for x
x = 31,678,028,268,216.07/5,473,676.05 - Step 6: Final answer
x = 5,787,340.72
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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.