Finding the Fourth Proportional to 7,481,290.60, 11,222,409.99 and 3,162,535.93
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Solution
The fourth proportional to 7,481,290.60, 11,222,409.99 and 3,162,535.93 is: 4,744,004.30
Step by Step Solution
- Step 1: Write the proportion equation
7,481,290.60 : 11,222,409.99 = 3,162,535.93 : x - Step 2: Convert to fraction form
7,481,290.60/11,222,409.99 = 3,162,535.93/x - Step 3: Cross multiply
7,481,290.60x = 11,222,409.99 × 3,162,535.93 - Step 4: Simplify right side
7,481,290.60x = 35,491,274,798,369.43 - Step 5: Solve for x
x = 35,491,274,798,369.43/7,481,290.60 - Step 6: Final answer
x = 4,744,004.30
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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.