Finding the Fourth Proportional to 11,049,717.20, 16,546,582.20 and 8,810,229.20
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Solution
The fourth proportional to 11,049,717.20, 16,546,582.20 and 8,810,229.20 is: 13,193,023.77
Step by Step Solution
- Step 1: Write the proportion equation
11,049,717.20 : 16,546,582.20 = 8,810,229.20 : x - Step 2: Convert to fraction form
11,049,717.20/16,546,582.20 = 8,810,229.20/x - Step 3: Cross multiply
11,049,717.20x = 16,546,582.20 × 8,810,229.20 - Step 4: Simplify right side
11,049,717.20x = 145,779,181,658,640.22 - Step 5: Solve for x
x = 145,779,181,658,640.22/11,049,717.20 - Step 6: Final answer
x = 13,193,023.77
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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.