Finding the Fourth Proportional to 6,163,469.37, 9,246,465.02 and 2,119,431.98
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Solution
The fourth proportional to 6,163,469.37, 9,246,465.02 and 2,119,431.98 is: 3,179,581.58
Step by Step Solution
- Step 1: Write the proportion equation
6,163,469.37 : 9,246,465.02 = 2,119,431.98 : x - Step 2: Convert to fraction form
6,163,469.37/9,246,465.02 = 2,119,431.98/x - Step 3: Cross multiply
6,163,469.37x = 9,246,465.02 × 2,119,431.98 - Step 4: Simplify right side
6,163,469.37x = 19,597,253,693,754.08 - Step 5: Solve for x
x = 19,597,253,693,754.08/6,163,469.37 - Step 6: Final answer
x = 3,179,581.58
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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.