Finding the Fourth Proportional to 10,117,542.88, 15,177,104.88 and 2,929,183.84
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Solution
The fourth proportional to 10,117,542.88, 15,177,104.88 and 2,929,183.84 is: 4,394,004.64
Step by Step Solution
- Step 1: Write the proportion equation
10,117,542.88 : 15,177,104.88 = 2,929,183.84 : x - Step 2: Convert to fraction form
10,117,542.88/15,177,104.88 = 2,929,183.84/x - Step 3: Cross multiply
10,117,542.88x = 15,177,104.88 × 2,929,183.84 - Step 4: Simplify right side
10,117,542.88x = 44,456,530,352,481.14 - Step 5: Solve for x
x = 44,456,530,352,481.14/10,117,542.88 - Step 6: Final answer
x = 4,394,004.64
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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.