Finding the Fourth Proportional to 50,640,473.15, 69,883,924.08 and 27,435,600.11
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Solution
The fourth proportional to 50,640,473.15, 69,883,924.08 and 27,435,600.11 is: 37,861,166.69
Step by Step Solution
- Step 1: Write the proportion equation
50,640,473.15 : 69,883,924.08 = 27,435,600.11 : x - Step 2: Convert to fraction form
50,640,473.15/69,883,924.08 = 27,435,600.11/x - Step 3: Cross multiply
50,640,473.15x = 69,883,924.08 × 27,435,600.11 - Step 4: Simplify right side
50,640,473.15x = 1,917,307,394,799,660.25 - Step 5: Solve for x
x = 1,917,307,394,799,660.25/50,640,473.15 - Step 6: Final answer
x = 37,861,166.69
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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.