Finding the Fourth Proportional to 14,980,988.54, 22,412,357.25 and 11,543,230.49
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Solution
The fourth proportional to 14,980,988.54, 22,412,357.25 and 11,543,230.49 is: 17,269,287.99
Step by Step Solution
- Step 1: Write the proportion equation
14,980,988.54 : 22,412,357.25 = 11,543,230.49 : x - Step 2: Convert to fraction form
14,980,988.54/22,412,357.25 = 11,543,230.49/x - Step 3: Cross multiply
14,980,988.54x = 22,412,357.25 × 11,543,230.49 - Step 4: Simplify right side
14,980,988.54x = 258,711,005,448,910.75 - Step 5: Solve for x
x = 258,711,005,448,910.75/14,980,988.54 - Step 6: Final answer
x = 17,269,287.99
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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.