Finding the Fourth Proportional to 29,664,694.80, 44,497,042.20 and 18,185,569.20
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Solution
The fourth proportional to 29,664,694.80, 44,497,042.20 and 18,185,569.20 is: 27,278,353.80
Step by Step Solution
- Step 1: Write the proportion equation
29,664,694.80 : 44,497,042.20 = 18,185,569.20 : x - Step 2: Convert to fraction form
29,664,694.80/44,497,042.20 = 18,185,569.20/x - Step 3: Cross multiply
29,664,694.80x = 44,497,042.20 × 18,185,569.20 - Step 4: Simplify right side
29,664,694.80x = 809,204,040,123,420.25 - Step 5: Solve for x
x = 809,204,040,123,420.25/29,664,694.80 - Step 6: Final answer
x = 27,278,353.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.