Finding the Fourth Proportional to 8,797,816.81, 13,198,790.73 and 2,732,235.49
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Solution
The fourth proportional to 8,797,816.81, 13,198,790.73 and 2,732,235.49 is: 4,098,994.70
Step by Step Solution
- Step 1: Write the proportion equation
8,797,816.81 : 13,198,790.73 = 2,732,235.49 : x - Step 2: Convert to fraction form
8,797,816.81/13,198,790.73 = 2,732,235.49/x - Step 3: Cross multiply
8,797,816.81x = 13,198,790.73 × 2,732,235.49 - Step 4: Simplify right side
8,797,816.81x = 36,062,204,457,589.02 - Step 5: Solve for x
x = 36,062,204,457,589.02/8,797,816.81 - Step 6: Final answer
x = 4,098,994.70
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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.