Finding the Fourth Proportional to 18,743,049.41, 25,865,216.95 and 10,483,091.97
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Solution
The fourth proportional to 18,743,049.41, 25,865,216.95 and 10,483,091.97 is: 14,466,559.96
Step by Step Solution
- Step 1: Write the proportion equation
18,743,049.41 : 25,865,216.95 = 10,483,091.97 : x - Step 2: Convert to fraction form
18,743,049.41/25,865,216.95 = 10,483,091.97/x - Step 3: Cross multiply
18,743,049.41x = 25,865,216.95 × 10,483,091.97 - Step 4: Simplify right side
18,743,049.41x = 271,147,448,110,852.91 - Step 5: Solve for x
x = 271,147,448,110,852.91/18,743,049.41 - Step 6: Final answer
x = 14,466,559.96
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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.