Finding the Fourth Proportional to 10,858,563.93, 16,284,229.08 and 4,379,965.98
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Solution
The fourth proportional to 10,858,563.93, 16,284,229.08 and 4,379,965.98 is: 6,568,490.07
Step by Step Solution
- Step 1: Write the proportion equation
10,858,563.93 : 16,284,229.08 = 4,379,965.98 : x - Step 2: Convert to fraction form
10,858,563.93/16,284,229.08 = 4,379,965.98/x - Step 3: Cross multiply
10,858,563.93x = 16,284,229.08 × 4,379,965.98 - Step 4: Simplify right side
10,858,563.93x = 71,324,369,380,926.70 - Step 5: Solve for x
x = 71,324,369,380,926.70/10,858,563.93 - Step 6: Final answer
x = 6,568,490.07
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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.