Finding the Fourth Proportional to 39,806,409.92, 54,949,793.36 and 26,761,233.75
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Solution
The fourth proportional to 39,806,409.92, 54,949,793.36 and 26,761,233.75 is: 36,941,896.23
Step by Step Solution
- Step 1: Write the proportion equation
39,806,409.92 : 54,949,793.36 = 26,761,233.75 : x - Step 2: Convert to fraction form
39,806,409.92/54,949,793.36 = 26,761,233.75/x - Step 3: Cross multiply
39,806,409.92x = 54,949,793.36 × 26,761,233.75 - Step 4: Simplify right side
39,806,409.92x = 1,470,524,264,487,351.75 - Step 5: Solve for x
x = 1,470,524,264,487,351.75/39,806,409.92 - Step 6: Final answer
x = 36,941,896.23
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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.