Finding the Fourth Proportional to 9,052,743.92, 12,489,250.84 and 5,183,197.04
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Solution
The fourth proportional to 9,052,743.92, 12,489,250.84 and 5,183,197.04 is: 7,150,787.49
Step by Step Solution
- Step 1: Write the proportion equation
9,052,743.92 : 12,489,250.84 = 5,183,197.04 : x - Step 2: Convert to fraction form
9,052,743.92/12,489,250.84 = 5,183,197.04/x - Step 3: Cross multiply
9,052,743.92x = 12,489,250.84 × 5,183,197.04 - Step 4: Simplify right side
9,052,743.92x = 64,734,247,985,705.52 - Step 5: Solve for x
x = 64,734,247,985,705.52/9,052,743.92 - Step 6: Final answer
x = 7,150,787.49
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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.