Finding the Fourth Proportional to 4,775,105.08, 7,165,145.94 and 2,115,091
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Solution
The fourth proportional to 4,775,105.08, 7,165,145.94 and 2,115,091 is: 3,173,738.68
Step by Step Solution
- Step 1: Write the proportion equation
4,775,105.08 : 7,165,145.94 = 2,115,091 : x - Step 2: Convert to fraction form
4,775,105.08/7,165,145.94 = 2,115,091/x - Step 3: Cross multiply
4,775,105.08x = 7,165,145.94 × 2,115,091 - Step 4: Simplify right side
4,775,105.08x = 15,154,935,691,380.54 - Step 5: Solve for x
x = 15,154,935,691,380.54/4,775,105.08 - Step 6: Final answer
x = 3,173,738.68
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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.