Finding the Fourth Proportional to 11,185,527.20, 16,767,231.60 and 4,444,944.80
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Solution
The fourth proportional to 11,185,527.20, 16,767,231.60 and 4,444,944.80 is: 6,663,022.46
Step by Step Solution
- Step 1: Write the proportion equation
11,185,527.20 : 16,767,231.60 = 4,444,944.80 : x - Step 2: Convert to fraction form
11,185,527.20/16,767,231.60 = 4,444,944.80/x - Step 3: Cross multiply
11,185,527.20x = 16,767,231.60 × 4,444,944.80 - Step 4: Simplify right side
11,185,527.20x = 74,529,418,910,815.67 - Step 5: Solve for x
x = 74,529,418,910,815.67/11,185,527.20 - Step 6: Final answer
x = 6,663,022.46
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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.