Finding the Fourth Proportional to 11,816,033.12, 17,716,962.99 and 5,418,270.80
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Solution
The fourth proportional to 11,816,033.12, 17,716,962.99 and 5,418,270.80 is: 8,124,156.58
Step by Step Solution
- Step 1: Write the proportion equation
11,816,033.12 : 17,716,962.99 = 5,418,270.80 : x - Step 2: Convert to fraction form
11,816,033.12/17,716,962.99 = 5,418,270.80/x - Step 3: Cross multiply
11,816,033.12x = 17,716,962.99 × 5,418,270.80 - Step 4: Simplify right side
11,816,033.12x = 95,995,303,206,306.33 - Step 5: Solve for x
x = 95,995,303,206,306.33/11,816,033.12 - Step 6: Final answer
x = 8,124,156.58
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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.