Finding the Fourth Proportional to 6,418,107.78, 9,622,883.48 and 3,336,524.99
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Solution
The fourth proportional to 6,418,107.78, 9,622,883.48 and 3,336,524.99 is: 5,002,563.41
Step by Step Solution
- Step 1: Write the proportion equation
6,418,107.78 : 9,622,883.48 = 3,336,524.99 : x - Step 2: Convert to fraction form
6,418,107.78/9,622,883.48 = 3,336,524.99/x - Step 3: Cross multiply
6,418,107.78x = 9,622,883.48 × 3,336,524.99 - Step 4: Simplify right side
6,418,107.78x = 32,106,991,142,081.12 - Step 5: Solve for x
x = 32,106,991,142,081.12/6,418,107.78 - Step 6: Final answer
x = 5,002,563.41
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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.