Finding the Fourth Proportional to 24,512,132.40, 36,768,198.60 and 19,729,163.40
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Solution
The fourth proportional to 24,512,132.40, 36,768,198.60 and 19,729,163.40 is: 29,593,745.10
Step by Step Solution
- Step 1: Write the proportion equation
24,512,132.40 : 36,768,198.60 = 19,729,163.40 : x - Step 2: Convert to fraction form
24,512,132.40/36,768,198.60 = 19,729,163.40/x - Step 3: Cross multiply
24,512,132.40x = 36,768,198.60 × 19,729,163.40 - Step 4: Simplify right side
24,512,132.40x = 725,405,798,103,051.25 - Step 5: Solve for x
x = 725,405,798,103,051.25/24,512,132.40 - Step 6: Final answer
x = 29,593,745.10
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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.