Finding the Fourth Proportional to 11,015,497.92, 16,511,433.84 and 5,327,898.24
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Solution
The fourth proportional to 11,015,497.92, 16,511,433.84 and 5,327,898.24 is: 7,986,133.71
Step by Step Solution
- Step 1: Write the proportion equation
11,015,497.92 : 16,511,433.84 = 5,327,898.24 : x - Step 2: Convert to fraction form
11,015,497.92/16,511,433.84 = 5,327,898.24/x - Step 3: Cross multiply
11,015,497.92x = 16,511,433.84 × 5,327,898.24 - Step 4: Simplify right side
11,015,497.92x = 87,971,239,296,012.44 - Step 5: Solve for x
x = 87,971,239,296,012.44/11,015,497.92 - Step 6: Final answer
x = 7,986,133.71
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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.