Finding the Fourth Proportional to 5,532,133.99, 8,296,405.14 and 1,838,165.69
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Solution
The fourth proportional to 5,532,133.99, 8,296,405.14 and 1,838,165.69 is: 2,756,651.83
Step by Step Solution
- Step 1: Write the proportion equation
5,532,133.99 : 8,296,405.14 = 1,838,165.69 : x - Step 2: Convert to fraction form
5,532,133.99/8,296,405.14 = 1,838,165.69/x - Step 3: Cross multiply
5,532,133.99x = 8,296,405.14 × 1,838,165.69 - Step 4: Simplify right side
5,532,133.99x = 15,250,167,278,687.65 - Step 5: Solve for x
x = 15,250,167,278,687.65/5,532,133.99 - Step 6: Final answer
x = 2,756,651.83
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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.