Finding the Fourth Proportional to 50,583,755.16, 69,805,792.31 and 27,378,882.09
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Solution
The fourth proportional to 50,583,755.16, 69,805,792.31 and 27,378,882.09 is: 37,782,971.05
Step by Step Solution
- Step 1: Write the proportion equation
50,583,755.16 : 69,805,792.31 = 27,378,882.09 : x - Step 2: Convert to fraction form
50,583,755.16/69,805,792.31 = 27,378,882.09/x - Step 3: Cross multiply
50,583,755.16x = 69,805,792.31 × 27,378,882.09 - Step 4: Simplify right side
50,583,755.16x = 1,911,204,556,717,624.50 - Step 5: Solve for x
x = 1,911,204,556,717,624.50/50,583,755.16 - Step 6: Final answer
x = 37,782,971.05
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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.