Finding the Fourth Proportional to 68,380,091.60, 102,483,046.20 and 27,944,891.60
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Solution
The fourth proportional to 68,380,091.60, 102,483,046.20 and 27,944,891.60 is: 41,881,745.84
Step by Step Solution
- Step 1: Write the proportion equation
68,380,091.60 : 102,483,046.20 = 27,944,891.60 : x - Step 2: Convert to fraction form
68,380,091.60/102,483,046.20 = 27,944,891.60/x - Step 3: Cross multiply
68,380,091.60x = 102,483,046.20 × 27,944,891.60 - Step 4: Simplify right side
68,380,091.60x = 2,863,877,616,896,792 - Step 5: Solve for x
x = 2,863,877,616,896,792/68,380,091.60 - Step 6: Final answer
x = 41,881,745.84
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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.