Finding the Fourth Proportional to 4,866,486.96, 6,715,657.08 and 2,691,107.76
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Solution
The fourth proportional to 4,866,486.96, 6,715,657.08 and 2,691,107.76 is: 3,713,676.22
Step by Step Solution
- Step 1: Write the proportion equation
4,866,486.96 : 6,715,657.08 = 2,691,107.76 : x - Step 2: Convert to fraction form
4,866,486.96/6,715,657.08 = 2,691,107.76/x - Step 3: Cross multiply
4,866,486.96x = 6,715,657.08 × 2,691,107.76 - Step 4: Simplify right side
4,866,486.96x = 18,072,556,881,486.94 - Step 5: Solve for x
x = 18,072,556,881,486.94/4,866,486.96 - Step 6: Final answer
x = 3,713,676.22
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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.