Finding the Fourth Proportional to 43,904,344.58, 65,830,989.42 and 16,612,745.62
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Solution
The fourth proportional to 43,904,344.58, 65,830,989.42 and 16,612,745.62 is: 24,909,459.23
Step by Step Solution
- Step 1: Write the proportion equation
43,904,344.58 : 65,830,989.42 = 16,612,745.62 : x - Step 2: Convert to fraction form
43,904,344.58/65,830,989.42 = 16,612,745.62/x - Step 3: Cross multiply
43,904,344.58x = 65,830,989.42 × 16,612,745.62 - Step 4: Simplify right side
43,904,344.58x = 1,093,633,481,147,371.38 - Step 5: Solve for x
x = 1,093,633,481,147,371.38/43,904,344.58 - Step 6: Final answer
x = 24,909,459.23
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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.