Finding the Fourth Proportional to 35,729,694.35, 49,305,555.20 and 19,432,183.31
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Solution
The fourth proportional to 35,729,694.35, 49,305,555.20 and 19,432,183.31 is: 26,815,639.04
Step by Step Solution
- Step 1: Write the proportion equation
35,729,694.35 : 49,305,555.20 = 19,432,183.31 : x - Step 2: Convert to fraction form
35,729,694.35/49,305,555.20 = 19,432,183.31/x - Step 3: Cross multiply
35,729,694.35x = 49,305,555.20 × 19,432,183.31 - Step 4: Simplify right side
35,729,694.35x = 958,114,586,750,562.75 - Step 5: Solve for x
x = 958,114,586,750,562.75/35,729,694.35 - Step 6: Final answer
x = 26,815,639.04
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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.