Finding the Fourth Proportional to 11,944,469.07, 17,916,769.21 and 2,969,021.07
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Solution
The fourth proportional to 11,944,469.07, 17,916,769.21 and 2,969,021.07 is: 4,453,547.91
Step by Step Solution
- Step 1: Write the proportion equation
11,944,469.07 : 17,916,769.21 = 2,969,021.07 : x - Step 2: Convert to fraction form
11,944,469.07/17,916,769.21 = 2,969,021.07/x - Step 3: Cross multiply
11,944,469.07x = 17,916,769.21 × 2,969,021.07 - Step 4: Simplify right side
11,944,469.07x = 53,195,265,290,817.26 - Step 5: Solve for x
x = 53,195,265,290,817.26/11,944,469.07 - Step 6: Final answer
x = 4,453,547.91
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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.