Finding the Fourth Proportional to 11,481,503.94, 15,843,723.30 and 6,324,865.56
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Solution
The fourth proportional to 11,481,503.94, 15,843,723.30 and 6,324,865.56 is: 8,727,900.14
Step by Step Solution
- Step 1: Write the proportion equation
11,481,503.94 : 15,843,723.30 = 6,324,865.56 : x - Step 2: Convert to fraction form
11,481,503.94/15,843,723.30 = 6,324,865.56/x - Step 3: Cross multiply
11,481,503.94x = 15,843,723.30 × 6,324,865.56 - Step 4: Simplify right side
11,481,503.94x = 100,209,419,842,339.55 - Step 5: Solve for x
x = 100,209,419,842,339.55/11,481,503.94 - Step 6: Final answer
x = 8,727,900.14
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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.