Finding the Fourth Proportional to 36,231,063.63, 49,998,986.69 and 19,711,183.29
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Solution
The fourth proportional to 36,231,063.63, 49,998,986.69 and 19,711,183.29 is: 27,201,497.61
Step by Step Solution
- Step 1: Write the proportion equation
36,231,063.63 : 49,998,986.69 = 19,711,183.29 : x - Step 2: Convert to fraction form
36,231,063.63/49,998,986.69 = 19,711,183.29/x - Step 3: Cross multiply
36,231,063.63x = 49,998,986.69 × 19,711,183.29 - Step 4: Simplify right side
36,231,063.63x = 985,539,190,862,304.50 - Step 5: Solve for x
x = 985,539,190,862,304.50/36,231,063.63 - Step 6: Final answer
x = 27,201,497.61
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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.