Finding the Fourth Proportional to 23,629,121.12, 32,608,216.24 and 12,764,105.12
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Solution
The fourth proportional to 23,629,121.12, 32,608,216.24 and 12,764,105.12 is: 17,614,480.78
Step by Step Solution
- Step 1: Write the proportion equation
23,629,121.12 : 32,608,216.24 = 12,764,105.12 : x - Step 2: Convert to fraction form
23,629,121.12/32,608,216.24 = 12,764,105.12/x - Step 3: Cross multiply
23,629,121.12x = 32,608,216.24 × 12,764,105.12 - Step 4: Simplify right side
23,629,121.12x = 416,214,699,863,051.12 - Step 5: Solve for x
x = 416,214,699,863,051.12/23,629,121.12 - Step 6: Final answer
x = 17,614,480.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.