Finding the Fourth Proportional to 19,969,952.97, 29,952,604.40 and 5,396,180.00
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Solution
The fourth proportional to 19,969,952.97, 29,952,604.40 and 5,396,180.00 is: 8,093,641.73
Step by Step Solution
- Step 1: Write the proportion equation
19,969,952.97 : 29,952,604.40 = 5,396,180.00 : x - Step 2: Convert to fraction form
19,969,952.97/29,952,604.40 = 5,396,180.00/x - Step 3: Cross multiply
19,969,952.97x = 29,952,604.40 × 5,396,180.00 - Step 4: Simplify right side
19,969,952.97x = 161,629,644,674,919.44 - Step 5: Solve for x
x = 161,629,644,674,919.44/19,969,952.97 - Step 6: Final answer
x = 8,093,641.73
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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.