Finding the Fourth Proportional to 11,073,169.80, 16,609,754.70 and 5,101,201.80
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Solution
The fourth proportional to 11,073,169.80, 16,609,754.70 and 5,101,201.80 is: 7,651,802.70
Step by Step Solution
- Step 1: Write the proportion equation
11,073,169.80 : 16,609,754.70 = 5,101,201.80 : x - Step 2: Convert to fraction form
11,073,169.80/16,609,754.70 = 5,101,201.80/x - Step 3: Cross multiply
11,073,169.80x = 16,609,754.70 × 5,101,201.80 - Step 4: Simplify right side
11,073,169.80x = 84,729,710,573,198.45 - Step 5: Solve for x
x = 84,729,710,573,198.45/11,073,169.80 - Step 6: Final answer
x = 7,651,802.70
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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.