Finding the Fourth Proportional to 16,302,163.85, 22,497,033.24 and 8,960,749.23
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Solution
The fourth proportional to 16,302,163.85, 22,497,033.24 and 8,960,749.23 is: 12,365,859.84
Step by Step Solution
- Step 1: Write the proportion equation
16,302,163.85 : 22,497,033.24 = 8,960,749.23 : x - Step 2: Convert to fraction form
16,302,163.85/22,497,033.24 = 8,960,749.23/x - Step 3: Cross multiply
16,302,163.85x = 22,497,033.24 × 8,960,749.23 - Step 4: Simplify right side
16,302,163.85x = 201,590,273,282,614.41 - Step 5: Solve for x
x = 201,590,273,282,614.41/16,302,163.85 - Step 6: Final answer
x = 12,365,859.84
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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.