Finding the Fourth Proportional to 49,587,414.40, 74,381,121.60 and 44,202,145.60
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Solution
The fourth proportional to 49,587,414.40, 74,381,121.60 and 44,202,145.60 is: 66,303,218.40
Step by Step Solution
- Step 1: Write the proportion equation
49,587,414.40 : 74,381,121.60 = 44,202,145.60 : x - Step 2: Convert to fraction form
49,587,414.40/74,381,121.60 = 44,202,145.60/x - Step 3: Cross multiply
49,587,414.40x = 74,381,121.60 × 44,202,145.60 - Step 4: Simplify right side
49,587,414.40x = 3,287,805,166,854,505 - Step 5: Solve for x
x = 3,287,805,166,854,505/49,587,414.40 - Step 6: Final answer
x = 66,303,218.40
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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.