Finding the Fourth Proportional to 11,071,631.80, 16,607,447.70 and 3,093,455.80
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Solution
The fourth proportional to 11,071,631.80, 16,607,447.70 and 3,093,455.80 is: 4,640,183.70
Step by Step Solution
- Step 1: Write the proportion equation
11,071,631.80 : 16,607,447.70 = 3,093,455.80 : x - Step 2: Convert to fraction form
11,071,631.80/16,607,447.70 = 3,093,455.80/x - Step 3: Cross multiply
11,071,631.80x = 16,607,447.70 × 3,093,455.80 - Step 4: Simplify right side
11,071,631.80x = 51,374,405,410,761.66 - Step 5: Solve for x
x = 51,374,405,410,761.66/11,071,631.80 - Step 6: Final answer
x = 4,640,183.70
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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.