Finding the Fourth Proportional to 16,040,785.26, 22,136,289.56 and 8,698,616.47
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Solution
The fourth proportional to 16,040,785.26, 22,136,289.56 and 8,698,616.47 is: 12,004,093.93
Step by Step Solution
- Step 1: Write the proportion equation
16,040,785.26 : 22,136,289.56 = 8,698,616.47 : x - Step 2: Convert to fraction form
16,040,785.26/22,136,289.56 = 8,698,616.47/x - Step 3: Cross multiply
16,040,785.26x = 22,136,289.56 × 8,698,616.47 - Step 4: Simplify right side
16,040,785.26x = 192,555,092,907,811.97 - Step 5: Solve for x
x = 192,555,092,907,811.97/16,040,785.26 - Step 6: Final answer
x = 12,004,093.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.