Finding the Fourth Proportional to 11,324,347.20, 16,986,520.80 and 3,237,307.20
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Solution
The fourth proportional to 11,324,347.20, 16,986,520.80 and 3,237,307.20 is: 4,855,960.80
Step by Step Solution
- Step 1: Write the proportion equation
11,324,347.20 : 16,986,520.80 = 3,237,307.20 : x - Step 2: Convert to fraction form
11,324,347.20/16,986,520.80 = 3,237,307.20/x - Step 3: Cross multiply
11,324,347.20x = 16,986,520.80 × 3,237,307.20 - Step 4: Simplify right side
11,324,347.20x = 54,990,586,088,789.77 - Step 5: Solve for x
x = 54,990,586,088,789.77/11,324,347.20 - Step 6: Final answer
x = 4,855,960.80
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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.