Finding the Fourth Proportional to 5,049,638.24, 6,968,672.74 and 2,986,422.44
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Solution
The fourth proportional to 5,049,638.24, 6,968,672.74 and 2,986,422.44 is: 4,121,364.67
Step by Step Solution
- Step 1: Write the proportion equation
5,049,638.24 : 6,968,672.74 = 2,986,422.44 : x - Step 2: Convert to fraction form
5,049,638.24/6,968,672.74 = 2,986,422.44/x - Step 3: Cross multiply
5,049,638.24x = 6,968,672.74 × 2,986,422.44 - Step 4: Simplify right side
5,049,638.24x = 20,811,400,647,752.29 - Step 5: Solve for x
x = 20,811,400,647,752.29/5,049,638.24 - Step 6: Final answer
x = 4,121,364.67
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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.