Finding the Fourth Proportional to 14,632,450.08, 20,189,133.18 and 8,439,390.96
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Solution
The fourth proportional to 14,632,450.08, 20,189,133.18 and 8,439,390.96 is: 11,644,255.55
Step by Step Solution
- Step 1: Write the proportion equation
14,632,450.08 : 20,189,133.18 = 8,439,390.96 : x - Step 2: Convert to fraction form
14,632,450.08/20,189,133.18 = 8,439,390.96/x - Step 3: Cross multiply
14,632,450.08x = 20,189,133.18 × 8,439,390.96 - Step 4: Simplify right side
14,632,450.08x = 170,383,988,049,528.06 - Step 5: Solve for x
x = 170,383,988,049,528.06/14,632,450.08 - Step 6: Final answer
x = 11,644,255.55
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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.