Finding the Fourth Proportional to 36,538,105.12, 50,422,624.54 and 19,792,883.99
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Solution
The fourth proportional to 36,538,105.12, 50,422,624.54 and 19,792,883.99 is: 27,314,201.29
Step by Step Solution
- Step 1: Write the proportion equation
36,538,105.12 : 50,422,624.54 = 19,792,883.99 : x - Step 2: Convert to fraction form
36,538,105.12/50,422,624.54 = 19,792,883.99/x - Step 3: Cross multiply
36,538,105.12x = 50,422,624.54 × 19,792,883.99 - Step 4: Simplify right side
36,538,105.12x = 998,009,158,068,121.50 - Step 5: Solve for x
x = 998,009,158,068,121.50/36,538,105.12 - Step 6: Final answer
x = 27,314,201.29
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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.