Finding the Fourth Proportional to 27,419,183.67, 40,883,640.70 and 26,665,866.03
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Solution
The fourth proportional to 27,419,183.67, 40,883,640.70 and 26,665,866.03 is: 39,760,399.10
Step by Step Solution
- Step 1: Write the proportion equation
27,419,183.67 : 40,883,640.70 = 26,665,866.03 : x - Step 2: Convert to fraction form
27,419,183.67/40,883,640.70 = 26,665,866.03/x - Step 3: Cross multiply
27,419,183.67x = 40,883,640.70 × 26,665,866.03 - Step 4: Simplify right side
27,419,183.67x = 1,090,197,685,658,190.75 - Step 5: Solve for x
x = 1,090,197,685,658,190.75/27,419,183.67 - Step 6: Final answer
x = 39,760,399.10
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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.