Finding the Fourth Proportional to 7,452,653.59, 11,181,343.56 and 2,660,236.75
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Solution
The fourth proportional to 7,452,653.59, 11,181,343.56 and 2,660,236.75 is: 3,991,198.66
Step by Step Solution
- Step 1: Write the proportion equation
7,452,653.59 : 11,181,343.56 = 2,660,236.75 : x - Step 2: Convert to fraction form
7,452,653.59/11,181,343.56 = 2,660,236.75/x - Step 3: Cross multiply
7,452,653.59x = 11,181,343.56 × 2,660,236.75 - Step 4: Simplify right side
7,452,653.59x = 29,745,021,052,687.83 - Step 5: Solve for x
x = 29,745,021,052,687.83/7,452,653.59 - Step 6: Final answer
x = 3,991,198.66
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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.