Finding the Fourth Proportional to 7,351,450.80, 11,027,176.20 and 4,162,804.80
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Solution
The fourth proportional to 7,351,450.80, 11,027,176.20 and 4,162,804.80 is: 6,244,207.20
Step by Step Solution
- Step 1: Write the proportion equation
7,351,450.80 : 11,027,176.20 = 4,162,804.80 : x - Step 2: Convert to fraction form
7,351,450.80/11,027,176.20 = 4,162,804.80/x - Step 3: Cross multiply
7,351,450.80x = 11,027,176.20 × 4,162,804.80 - Step 4: Simplify right side
7,351,450.80x = 45,903,982,015,805.76 - Step 5: Solve for x
x = 45,903,982,015,805.76/7,351,450.80 - Step 6: Final answer
x = 6,244,207.20
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Double scale
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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.