Finding the Fourth Proportional to 11,164,153.62, 16,746,183.58 and 4,345,481.90
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Solution
The fourth proportional to 11,164,153.62, 16,746,183.58 and 4,345,481.90 is: 6,518,204.61
Step by Step Solution
- Step 1: Write the proportion equation
11,164,153.62 : 16,746,183.58 = 4,345,481.90 : x - Step 2: Convert to fraction form
11,164,153.62/16,746,183.58 = 4,345,481.90/x - Step 3: Cross multiply
11,164,153.62x = 16,746,183.58 × 4,345,481.90 - Step 4: Simplify right side
11,164,153.62x = 72,770,237,640,967.20 - Step 5: Solve for x
x = 72,770,237,640,967.20/11,164,153.62 - Step 6: Final answer
x = 6,518,204.61
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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.