Finding the Fourth Proportional to 12,048,850.62, 16,627,433.52 and 6,542,236.12
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Solution
The fourth proportional to 12,048,850.62, 16,627,433.52 and 6,542,236.12 is: 9,028,296.52
Step by Step Solution
- Step 1: Write the proportion equation
12,048,850.62 : 16,627,433.52 = 6,542,236.12 : x - Step 2: Convert to fraction form
12,048,850.62/16,627,433.52 = 6,542,236.12/x - Step 3: Cross multiply
12,048,850.62x = 16,627,433.52 × 6,542,236.12 - Step 4: Simplify right side
12,048,850.62x = 108,780,596,157,442.73 - Step 5: Solve for x
x = 108,780,596,157,442.73/12,048,850.62 - Step 6: Final answer
x = 9,028,296.52
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1.5x scale
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.