Finding the Fourth Proportional to 55,055,703.56, 82,578,219 and 16,717,554.68
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Solution
The fourth proportional to 55,055,703.56, 82,578,219 and 16,717,554.68 is: 25,074,711.65
Step by Step Solution
- Step 1: Write the proportion equation
55,055,703.56 : 82,578,219 = 16,717,554.68 : x - Step 2: Convert to fraction form
55,055,703.56/82,578,219 = 16,717,554.68/x - Step 3: Cross multiply
55,055,703.56x = 82,578,219 × 16,717,554.68 - Step 4: Simplify right side
55,055,703.56x = 1,380,505,891,509,515 - Step 5: Solve for x
x = 1,380,505,891,509,515/55,055,703.56 - Step 6: Final answer
x = 25,074,711.65
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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.