Finding the Fourth Proportional to 5,465,147.22, 7,542,568.13 and 3,173,307.91
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Solution
The fourth proportional to 5,465,147.22, 7,542,568.13 and 3,173,307.91 is: 4,379,551.02
Step by Step Solution
- Step 1: Write the proportion equation
5,465,147.22 : 7,542,568.13 = 3,173,307.91 : x - Step 2: Convert to fraction form
5,465,147.22/7,542,568.13 = 3,173,307.91/x - Step 3: Cross multiply
5,465,147.22x = 7,542,568.13 × 3,173,307.91 - Step 4: Simplify right side
5,465,147.22x = 23,934,891,073,919.95 - Step 5: Solve for x
x = 23,934,891,073,919.95/5,465,147.22 - Step 6: Final answer
x = 4,379,551.02
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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.