Finding the Fourth Proportional to 7,858,409.06, 11,789,575.37 and 2,740,912.49
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Solution
The fourth proportional to 7,858,409.06, 11,789,575.37 and 2,740,912.49 is: 4,112,052.98
Step by Step Solution
- Step 1: Write the proportion equation
7,858,409.06 : 11,789,575.37 = 2,740,912.49 : x - Step 2: Convert to fraction form
7,858,409.06/11,789,575.37 = 2,740,912.49/x - Step 3: Cross multiply
7,858,409.06x = 11,789,575.37 × 2,740,912.49 - Step 4: Simplify right side
7,858,409.06x = 32,314,194,369,724.81 - Step 5: Solve for x
x = 32,314,194,369,724.81/7,858,409.06 - Step 6: Final answer
x = 4,112,052.98
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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.