Finding the Fourth Proportional to 12,104,742.87, 16,704,042.21 and 6,597,996.48
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Solution
The fourth proportional to 12,104,742.87, 16,704,042.21 and 6,597,996.48 is: 9,104,961.00
Step by Step Solution
- Step 1: Write the proportion equation
12,104,742.87 : 16,704,042.21 = 6,597,996.48 : x - Step 2: Convert to fraction form
12,104,742.87/16,704,042.21 = 6,597,996.48/x - Step 3: Cross multiply
12,104,742.87x = 16,704,042.21 × 6,597,996.48 - Step 4: Simplify right side
12,104,742.87x = 110,213,211,703,351.44 - Step 5: Solve for x
x = 110,213,211,703,351.44/12,104,742.87 - Step 6: Final answer
x = 9,104,961.00
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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.