Finding the Fourth Proportional to 29,040,086.40, 43,591,622.40 and 18,269,548.80
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Solution
The fourth proportional to 29,040,086.40, 43,591,622.40 and 18,269,548.80 is: 27,424,135.79
Step by Step Solution
- Step 1: Write the proportion equation
29,040,086.40 : 43,591,622.40 = 18,269,548.80 : x - Step 2: Convert to fraction form
29,040,086.40/43,591,622.40 = 18,269,548.80/x - Step 3: Cross multiply
29,040,086.40x = 43,591,622.40 × 18,269,548.80 - Step 4: Simplify right side
29,040,086.40x = 796,399,272,707,973.12 - Step 5: Solve for x
x = 796,399,272,707,973.12/29,040,086.40 - Step 6: Final answer
x = 27,424,135.79
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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.