Finding the Fourth Proportional to 11,088,203.80, 16,632,305.70 and 5,116,235.80
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Solution
The fourth proportional to 11,088,203.80, 16,632,305.70 and 5,116,235.80 is: 7,674,353.70
Step by Step Solution
- Step 1: Write the proportion equation
11,088,203.80 : 16,632,305.70 = 5,116,235.80 : x - Step 2: Convert to fraction form
11,088,203.80/16,632,305.70 = 5,116,235.80/x - Step 3: Cross multiply
11,088,203.80x = 16,632,305.70 × 5,116,235.80 - Step 4: Simplify right side
11,088,203.80x = 85,094,797,858,884.05 - Step 5: Solve for x
x = 85,094,797,858,884.05/11,088,203.80 - Step 6: Final answer
x = 7,674,353.70
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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.