Finding the Fourth Proportional to 11,704,502.70, 17,556,754.05 and 7,665,551.10
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Solution
The fourth proportional to 11,704,502.70, 17,556,754.05 and 7,665,551.10 is: 11,498,326.65
Step by Step Solution
- Step 1: Write the proportion equation
11,704,502.70 : 17,556,754.05 = 7,665,551.10 : x - Step 2: Convert to fraction form
11,704,502.70/17,556,754.05 = 7,665,551.10/x - Step 3: Cross multiply
11,704,502.70x = 17,556,754.05 × 7,665,551.10 - Step 4: Simplify right side
11,704,502.70x = 134,582,195,320,406.95 - Step 5: Solve for x
x = 134,582,195,320,406.95/11,704,502.70 - Step 6: Final answer
x = 11,498,326.65
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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.