Finding the Fourth Proportional to 17,963,757.21, 24,782,163.33 and 10,994,745.03
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Solution
The fourth proportional to 17,963,757.21, 24,782,163.33 and 10,994,745.03 is: 15,167,960.91
Step by Step Solution
- Step 1: Write the proportion equation
17,963,757.21 : 24,782,163.33 = 10,994,745.03 : x - Step 2: Convert to fraction form
17,963,757.21/24,782,163.33 = 10,994,745.03/x - Step 3: Cross multiply
17,963,757.21x = 24,782,163.33 × 10,994,745.03 - Step 4: Simplify right side
17,963,757.21x = 272,473,567,105,165.72 - Step 5: Solve for x
x = 272,473,567,105,165.72/17,963,757.21 - Step 6: Final answer
x = 15,167,960.91
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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.