Finding the Fourth Proportional to 11,072,108.70, 16,608,163.05 and 8,202,327.30
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Solution
The fourth proportional to 11,072,108.70, 16,608,163.05 and 8,202,327.30 is: 12,303,490.95
Step by Step Solution
- Step 1: Write the proportion equation
11,072,108.70 : 16,608,163.05 = 8,202,327.30 : x - Step 2: Convert to fraction form
11,072,108.70/16,608,163.05 = 8,202,327.30/x - Step 3: Cross multiply
11,072,108.70x = 16,608,163.05 × 8,202,327.30 - Step 4: Simplify right side
11,072,108.70x = 136,225,589,187,866.27 - Step 5: Solve for x
x = 136,225,589,187,866.27/11,072,108.70 - Step 6: Final answer
x = 12,303,490.95
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Similar ratio
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1.5x scale
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.