Finding the Fourth Proportional to 8,529,684.05, 11,770,946.94 and 4,858,599.21
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Solution
The fourth proportional to 8,529,684.05, 11,770,946.94 and 4,858,599.21 is: 6,704,857.20
Step by Step Solution
- Step 1: Write the proportion equation
8,529,684.05 : 11,770,946.94 = 4,858,599.21 : x - Step 2: Convert to fraction form
8,529,684.05/11,770,946.94 = 4,858,599.21/x - Step 3: Cross multiply
8,529,684.05x = 11,770,946.94 × 4,858,599.21 - Step 4: Simplify right side
8,529,684.05x = 57,190,313,503,635.91 - Step 5: Solve for x
x = 57,190,313,503,635.91/8,529,684.05 - Step 6: Final answer
x = 6,704,857.20
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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.