Finding the Fourth Proportional to 8,839,299.26, 12,198,358.97 and 5,217,627.26
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Solution
The fourth proportional to 8,839,299.26, 12,198,358.97 and 5,217,627.26 is: 7,200,399.99
Step by Step Solution
- Step 1: Write the proportion equation
8,839,299.26 : 12,198,358.97 = 5,217,627.26 : x - Step 2: Convert to fraction form
8,839,299.26/12,198,358.97 = 5,217,627.26/x - Step 3: Cross multiply
8,839,299.26x = 12,198,358.97 × 5,217,627.26 - Step 4: Simplify right side
8,839,299.26x = 63,646,490,289,137.52 - Step 5: Solve for x
x = 63,646,490,289,137.52/8,839,299.26 - Step 6: Final answer
x = 7,200,399.99
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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.