Finding the Fourth Proportional to 5,525,121.66, 8,287,624.17 and 2,159,299.50
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Solution
The fourth proportional to 5,525,121.66, 8,287,624.17 and 2,159,299.50 is: 3,238,926.46
Step by Step Solution
- Step 1: Write the proportion equation
5,525,121.66 : 8,287,624.17 = 2,159,299.50 : x - Step 2: Convert to fraction form
5,525,121.66/8,287,624.17 = 2,159,299.50/x - Step 3: Cross multiply
5,525,121.66x = 8,287,624.17 × 2,159,299.50 - Step 4: Simplify right side
5,525,121.66x = 17,895,462,726,468.91 - Step 5: Solve for x
x = 17,895,462,726,468.91/5,525,121.66 - Step 6: Final answer
x = 3,238,926.46
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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.