Finding the Fourth Proportional to 37,145,005.36, 51,260,107.36 and 20,847,481.36
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Solution
The fourth proportional to 37,145,005.36, 51,260,107.36 and 20,847,481.36 is: 28,769,524.26
Step by Step Solution
- Step 1: Write the proportion equation
37,145,005.36 : 51,260,107.36 = 20,847,481.36 : x - Step 2: Convert to fraction form
37,145,005.36/51,260,107.36 = 20,847,481.36/x - Step 3: Cross multiply
37,145,005.36x = 51,260,107.36 × 20,847,481.36 - Step 4: Simplify right side
37,145,005.36x = 1,068,644,132,699,198.75 - Step 5: Solve for x
x = 1,068,644,132,699,198.75/37,145,005.36 - Step 6: Final answer
x = 28,769,524.26
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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.