Finding the Fourth Proportional to 38,304,234.80, 57,456,352.20 and 29,738,193.20
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Solution
The fourth proportional to 38,304,234.80, 57,456,352.20 and 29,738,193.20 is: 44,607,289.80
Step by Step Solution
- Step 1: Write the proportion equation
38,304,234.80 : 57,456,352.20 = 29,738,193.20 : x - Step 2: Convert to fraction form
38,304,234.80/57,456,352.20 = 29,738,193.20/x - Step 3: Cross multiply
38,304,234.80x = 57,456,352.20 × 29,738,193.20 - Step 4: Simplify right side
38,304,234.80x = 1,708,648,102,290,845 - Step 5: Solve for x
x = 1,708,648,102,290,845/38,304,234.80 - Step 6: Final answer
x = 44,607,289.80
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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.