Finding the Fourth Proportional to 32,137,687.26, 44,339,218.71 and 18,197,137.02
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Solution
The fourth proportional to 32,137,687.26, 44,339,218.71 and 18,197,137.02 is: 25,105,939.69
Step by Step Solution
- Step 1: Write the proportion equation
32,137,687.26 : 44,339,218.71 = 18,197,137.02 : x - Step 2: Convert to fraction form
32,137,687.26/44,339,218.71 = 18,197,137.02/x - Step 3: Cross multiply
32,137,687.26x = 44,339,218.71 × 18,197,137.02 - Step 4: Simplify right side
32,137,687.26x = 806,846,838,225,617.62 - Step 5: Solve for x
x = 806,846,838,225,617.62/32,137,687.26 - Step 6: Final answer
x = 25,105,939.69
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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.