Finding the Fourth Proportional to 5,847,516.80, 8,069,163.53 and 3,399,954.21
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Solution
The fourth proportional to 5,847,516.80, 8,069,163.53 and 3,399,954.21 is: 4,691,698.62
Step by Step Solution
- Step 1: Write the proportion equation
5,847,516.80 : 8,069,163.53 = 3,399,954.21 : x - Step 2: Convert to fraction form
5,847,516.80/8,069,163.53 = 3,399,954.21/x - Step 3: Cross multiply
5,847,516.80x = 8,069,163.53 × 3,399,954.21 - Step 4: Simplify right side
5,847,516.80x = 27,434,786,474,656.14 - Step 5: Solve for x
x = 27,434,786,474,656.14/5,847,516.80 - Step 6: Final answer
x = 4,691,698.62
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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.