Finding the Fourth Proportional to 8,299,965.72, 12,451,037.46 and 3,250,620.12
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Solution
The fourth proportional to 8,299,965.72, 12,451,037.46 and 3,250,620.12 is: 4,876,356.63
Step by Step Solution
- Step 1: Write the proportion equation
8,299,965.72 : 12,451,037.46 = 3,250,620.12 : x - Step 2: Convert to fraction form
8,299,965.72/12,451,037.46 = 3,250,620.12/x - Step 3: Cross multiply
8,299,965.72x = 12,451,037.46 × 3,250,620.12 - Step 4: Simplify right side
8,299,965.72x = 40,473,592,882,349.70 - Step 5: Solve for x
x = 40,473,592,882,349.70/8,299,965.72 - Step 6: Final answer
x = 4,876,356.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.