Finding the Fourth Proportional to 8,165,939.88, 11,269,037.61 and 4,495,225.62
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Solution
The fourth proportional to 8,165,939.88, 11,269,037.61 and 4,495,225.62 is: 6,203,433.69
Step by Step Solution
- Step 1: Write the proportion equation
8,165,939.88 : 11,269,037.61 = 4,495,225.62 : x - Step 2: Convert to fraction form
8,165,939.88/11,269,037.61 = 4,495,225.62/x - Step 3: Cross multiply
8,165,939.88x = 11,269,037.61 × 4,495,225.62 - Step 4: Simplify right side
8,165,939.88x = 50,656,866,577,215.57 - Step 5: Solve for x
x = 50,656,866,577,215.57/8,165,939.88 - Step 6: Final answer
x = 6,203,433.69
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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.