Finding the Fourth Proportional to 29,789,259.60, 44,725,879.80 and 18,451,851.60
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Solution
The fourth proportional to 29,789,259.60, 44,725,879.80 and 18,451,851.60 is: 27,703,786.80
Step by Step Solution
- Step 1: Write the proportion equation
29,789,259.60 : 44,725,879.80 = 18,451,851.60 : x - Step 2: Convert to fraction form
29,789,259.60/44,725,879.80 = 18,451,851.60/x - Step 3: Cross multiply
29,789,259.60x = 44,725,879.80 × 18,451,851.60 - Step 4: Simplify right side
29,789,259.60x = 825,275,296,749,037.75 - Step 5: Solve for x
x = 825,275,296,749,037.75/29,789,259.60 - Step 6: Final answer
x = 27,703,786.80
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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.