Finding the Fourth Proportional to 8,471,049.37, 11,685,745.44 and 5,532,588.08
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Solution
The fourth proportional to 8,471,049.37, 11,685,745.44 and 5,532,588.08 is: 7,632,161.39
Step by Step Solution
- Step 1: Write the proportion equation
8,471,049.37 : 11,685,745.44 = 5,532,588.08 : x - Step 2: Convert to fraction form
8,471,049.37/11,685,745.44 = 5,532,588.08/x - Step 3: Cross multiply
8,471,049.37x = 11,685,745.44 × 5,532,588.08 - Step 4: Simplify right side
8,471,049.37x = 64,652,415,964,969.91 - Step 5: Solve for x
x = 64,652,415,964,969.91/8,471,049.37 - Step 6: Final answer
x = 7,632,161.39
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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.