Finding the Fourth Proportional to 11,044,645.28, 16,561,425.16 and 6,435,121.19
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Solution
The fourth proportional to 11,044,645.28, 16,561,425.16 and 6,435,121.19 is: 9,649,452.31
Step by Step Solution
- Step 1: Write the proportion equation
11,044,645.28 : 16,561,425.16 = 6,435,121.19 : x - Step 2: Convert to fraction form
11,044,645.28/16,561,425.16 = 6,435,121.19/x - Step 3: Cross multiply
11,044,645.28x = 16,561,425.16 × 6,435,121.19 - Step 4: Simplify right side
11,044,645.28x = 106,574,777,884,820.20 - Step 5: Solve for x
x = 106,574,777,884,820.20/11,044,645.28 - Step 6: Final answer
x = 9,649,452.31
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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.