Finding the Fourth Proportional to 8,305,620.66, 12,460,368.38 and 2,840,757.75
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Solution
The fourth proportional to 8,305,620.66, 12,460,368.38 and 2,840,757.75 is: 4,261,799.27
Step by Step Solution
- Step 1: Write the proportion equation
8,305,620.66 : 12,460,368.38 = 2,840,757.75 : x - Step 2: Convert to fraction form
8,305,620.66/12,460,368.38 = 2,840,757.75/x - Step 3: Cross multiply
8,305,620.66x = 12,460,368.38 × 2,840,757.75 - Step 4: Simplify right side
8,305,620.66x = 35,396,888,029,136.16 - Step 5: Solve for x
x = 35,396,888,029,136.16/8,305,620.66 - Step 6: Final answer
x = 4,261,799.27
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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.