Finding the Fourth Proportional to 11,305,750.96, 16,951,798.14 and 5,072,715.10
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Solution
The fourth proportional to 11,305,750.96, 16,951,798.14 and 5,072,715.10 is: 7,606,008.90
Step by Step Solution
- Step 1: Write the proportion equation
11,305,750.96 : 16,951,798.14 = 5,072,715.10 : x - Step 2: Convert to fraction form
11,305,750.96/16,951,798.14 = 5,072,715.10/x - Step 3: Cross multiply
11,305,750.96x = 16,951,798.14 × 5,072,715.10 - Step 4: Simplify right side
11,305,750.96x = 85,991,642,396,929.91 - Step 5: Solve for x
x = 85,991,642,396,929.91/11,305,750.96 - Step 6: Final answer
x = 7,606,008.90
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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.