Finding the Fourth Proportional to 82,874,665.14, 124,290,786.24 and 24,568,708.68
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Solution
The fourth proportional to 82,874,665.14, 124,290,786.24 and 24,568,708.68 is: 36,846,774.75
Step by Step Solution
- Step 1: Write the proportion equation
82,874,665.14 : 124,290,786.24 = 24,568,708.68 : x - Step 2: Convert to fraction form
82,874,665.14/124,290,786.24 = 24,568,708.68/x - Step 3: Cross multiply
82,874,665.14x = 124,290,786.24 × 24,568,708.68 - Step 4: Simplify right side
82,874,665.14x = 3,053,664,118,738,712.50 - Step 5: Solve for x
x = 3,053,664,118,738,712.50/82,874,665.14 - Step 6: Final answer
x = 36,846,774.75
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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.