Finding the Fourth Proportional to 36,169,201.76, 53,980,469.37 and 32,678,489.34
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Solution
The fourth proportional to 36,169,201.76, 53,980,469.37 and 32,678,489.34 is: 48,770,780.32
Step by Step Solution
- Step 1: Write the proportion equation
36,169,201.76 : 53,980,469.37 = 32,678,489.34 : x - Step 2: Convert to fraction form
36,169,201.76/53,980,469.37 = 32,678,489.34/x - Step 3: Cross multiply
36,169,201.76x = 53,980,469.37 × 32,678,489.34 - Step 4: Simplify right side
36,169,201.76x = 1,764,000,192,967,568 - Step 5: Solve for x
x = 1,764,000,192,967,568/36,169,201.76 - Step 6: Final answer
x = 48,770,780.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.