Finding the Fourth Proportional to 11,955,761.99, 16,497,589.04 and 6,727,760.36
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Solution
The fourth proportional to 11,955,761.99, 16,497,589.04 and 6,727,760.36 is: 9,283,542.58
Step by Step Solution
- Step 1: Write the proportion equation
11,955,761.99 : 16,497,589.04 = 6,727,760.36 : x - Step 2: Convert to fraction form
11,955,761.99/16,497,589.04 = 6,727,760.36/x - Step 3: Cross multiply
11,955,761.99x = 16,497,589.04 × 6,727,760.36 - Step 4: Simplify right side
11,955,761.99x = 110,991,825,462,755.72 - Step 5: Solve for x
x = 110,991,825,462,755.72/11,955,761.99 - Step 6: Final answer
x = 9,283,542.58
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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.