Finding the Fourth Proportional to 30,059,201.87, 41,481,778.26 and 16,308,165.99
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Solution
The fourth proportional to 30,059,201.87, 41,481,778.26 and 16,308,165.99 is: 22,505,312.30
Step by Step Solution
- Step 1: Write the proportion equation
30,059,201.87 : 41,481,778.26 = 16,308,165.99 : x - Step 2: Convert to fraction form
30,059,201.87/41,481,778.26 = 16,308,165.99/x - Step 3: Cross multiply
30,059,201.87x = 41,481,778.26 × 16,308,165.99 - Step 4: Simplify right side
30,059,201.87x = 676,491,725,424,453.38 - Step 5: Solve for x
x = 676,491,725,424,453.38/30,059,201.87 - Step 6: Final answer
x = 22,505,312.30
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1.5x scale
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.