Finding the Fourth Proportional to 50,550,657.36, 69,759,697.08 and 27,345,727.12
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Solution
The fourth proportional to 50,550,657.36, 69,759,697.08 and 27,345,727.12 is: 37,736,989.78
Step by Step Solution
- Step 1: Write the proportion equation
50,550,657.36 : 69,759,697.08 = 27,345,727.12 : x - Step 2: Convert to fraction form
50,550,657.36/69,759,697.08 = 27,345,727.12/x - Step 3: Cross multiply
50,550,657.36x = 69,759,697.08 × 27,345,727.12 - Step 4: Simplify right side
50,550,657.36x = 1,907,629,640,323,540.75 - Step 5: Solve for x
x = 1,907,629,640,323,540.75/50,550,657.36 - Step 6: Final answer
x = 37,736,989.78
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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.