Finding the Fourth Proportional to 49,707,236.09, 68,560,650.64 and 33,179,027.33
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Solution
The fourth proportional to 49,707,236.09, 68,560,650.64 and 33,179,027.33 is: 45,763,471.89
Step by Step Solution
- Step 1: Write the proportion equation
49,707,236.09 : 68,560,650.64 = 33,179,027.33 : x - Step 2: Convert to fraction form
49,707,236.09/68,560,650.64 = 33,179,027.33/x - Step 3: Cross multiply
49,707,236.09x = 68,560,650.64 × 33,179,027.33 - Step 4: Simplify right side
49,707,236.09x = 2,274,775,701,347,142 - Step 5: Solve for x
x = 2,274,775,701,347,142/49,707,236.09 - Step 6: Final answer
x = 45,763,471.89
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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.