Finding the Fourth Proportional to 49,477,495.75, 68,276,630.87 and 27,450,760.75
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Solution
The fourth proportional to 49,477,495.75, 68,276,630.87 and 27,450,760.75 is: 37,880,766.40
Step by Step Solution
- Step 1: Write the proportion equation
49,477,495.75 : 68,276,630.87 = 27,450,760.75 : x - Step 2: Convert to fraction form
49,477,495.75/68,276,630.87 = 27,450,760.75/x - Step 3: Cross multiply
49,477,495.75x = 68,276,630.87 × 27,450,760.75 - Step 4: Simplify right side
49,477,495.75x = 1,874,245,458,623,429.50 - Step 5: Solve for x
x = 1,874,245,458,623,429.50/49,477,495.75 - Step 6: Final answer
x = 37,880,766.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.