Finding the Fourth Proportional to 6,081,991.74, 8,393,170.84 and 3,291,115.01
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Solution
The fourth proportional to 6,081,991.74, 8,393,170.84 and 3,291,115.01 is: 4,541,750.75
Step by Step Solution
- Step 1: Write the proportion equation
6,081,991.74 : 8,393,170.84 = 3,291,115.01 : x - Step 2: Convert to fraction form
6,081,991.74/8,393,170.84 = 3,291,115.01/x - Step 3: Cross multiply
6,081,991.74x = 8,393,170.84 × 3,291,115.01 - Step 4: Simplify right side
6,081,991.74x = 27,622,890,533,018.30 - Step 5: Solve for x
x = 27,622,890,533,018.30/6,081,991.74 - Step 6: Final answer
x = 4,541,750.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.