Finding the Fourth Proportional to 27,493,751.80, 41,230,130.10 and 8,318,135.80
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Solution
The fourth proportional to 27,493,751.80, 41,230,130.10 and 8,318,135.80 is: 12,474,027.69
Step by Step Solution
- Step 1: Write the proportion equation
27,493,751.80 : 41,230,130.10 = 8,318,135.80 : x - Step 2: Convert to fraction form
27,493,751.80/41,230,130.10 = 8,318,135.80/x - Step 3: Cross multiply
27,493,751.80x = 41,230,130.10 × 8,318,135.80 - Step 4: Simplify right side
27,493,751.80x = 342,957,821,223,467.56 - Step 5: Solve for x
x = 342,957,821,223,467.56/27,493,751.80 - Step 6: Final answer
x = 12,474,027.69
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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.