Finding the Fourth Proportional to 39,676,757.20, 54,752,107.26 and 22,036,787.62
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Solution
The fourth proportional to 39,676,757.20, 54,752,107.26 and 22,036,787.62 is: 30,409,757.36
Step by Step Solution
- Step 1: Write the proportion equation
39,676,757.20 : 54,752,107.26 = 22,036,787.62 : x - Step 2: Convert to fraction form
39,676,757.20/54,752,107.26 = 22,036,787.62/x - Step 3: Cross multiply
39,676,757.20x = 54,752,107.26 × 22,036,787.62 - Step 4: Simplify right side
39,676,757.20x = 1,206,560,559,436,080.25 - Step 5: Solve for x
x = 1,206,560,559,436,080.25/39,676,757.20 - Step 6: Final answer
x = 30,409,757.36
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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.