Finding the Fourth Proportional to 11,452,198.64, 17,178,146.79 and 2,816,373.71
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Solution
The fourth proportional to 11,452,198.64, 17,178,146.79 and 2,816,373.71 is: 4,224,523.39
Step by Step Solution
- Step 1: Write the proportion equation
11,452,198.64 : 17,178,146.79 = 2,816,373.71 : x - Step 2: Convert to fraction form
11,452,198.64/17,178,146.79 = 2,816,373.71/x - Step 3: Cross multiply
11,452,198.64x = 17,178,146.79 × 2,816,373.71 - Step 4: Simplify right side
11,452,198.64x = 48,380,081,038,260.85 - Step 5: Solve for x
x = 48,380,081,038,260.85/11,452,198.64 - Step 6: Final answer
x = 4,224,523.39
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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.