Finding the Fourth Proportional to 11,224,176.40, 16,794,225.60 and 7,993,183.60
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Solution
The fourth proportional to 11,224,176.40, 16,794,225.60 and 7,993,183.60 is: 11,959,837.75
Step by Step Solution
- Step 1: Write the proportion equation
11,224,176.40 : 16,794,225.60 = 7,993,183.60 : x - Step 2: Convert to fraction form
11,224,176.40/16,794,225.60 = 7,993,183.60/x - Step 3: Cross multiply
11,224,176.40x = 16,794,225.60 × 7,993,183.60 - Step 4: Simplify right side
11,224,176.40x = 134,239,328,640,620.17 - Step 5: Solve for x
x = 134,239,328,640,620.17/11,224,176.40 - Step 6: Final answer
x = 11,959,837.75
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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.