Finding the Fourth Proportional to 36,858,857.80, 55,288,286.70 and 16,388,537.80
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Solution
The fourth proportional to 36,858,857.80, 55,288,286.70 and 16,388,537.80 is: 24,582,806.70
Step by Step Solution
- Step 1: Write the proportion equation
36,858,857.80 : 55,288,286.70 = 16,388,537.80 : x - Step 2: Convert to fraction form
36,858,857.80/55,288,286.70 = 16,388,537.80/x - Step 3: Cross multiply
36,858,857.80x = 55,288,286.70 × 16,388,537.80 - Step 4: Simplify right side
36,858,857.80x = 906,094,176,480,187.38 - Step 5: Solve for x
x = 906,094,176,480,187.38/36,858,857.80 - Step 6: Final answer
x = 24,582,806.70
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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.