Finding the Fourth Proportional to 17,821,231.76, 24,593,323.60 and 9,672,470.80
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Solution
The fourth proportional to 17,821,231.76, 24,593,323.60 and 9,672,470.80 is: 13,348,022.61
Step by Step Solution
- Step 1: Write the proportion equation
17,821,231.76 : 24,593,323.60 = 9,672,470.80 : x - Step 2: Convert to fraction form
17,821,231.76/24,593,323.60 = 9,672,470.80/x - Step 3: Cross multiply
17,821,231.76x = 24,593,323.60 × 9,672,470.80 - Step 4: Simplify right side
17,821,231.76x = 237,878,204,395,950.91 - Step 5: Solve for x
x = 237,878,204,395,950.91/17,821,231.76 - Step 6: Final answer
x = 13,348,022.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.