Finding the Fourth Proportional to 18,467,494.83, 27,702,634.64 and 5,512,622.13
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Solution
The fourth proportional to 18,467,494.83, 27,702,634.64 and 5,512,622.13 is: 8,269,348.83
Step by Step Solution
- Step 1: Write the proportion equation
18,467,494.83 : 27,702,634.64 = 5,512,622.13 : x - Step 2: Convert to fraction form
18,467,494.83/27,702,634.64 = 5,512,622.13/x - Step 3: Cross multiply
18,467,494.83x = 27,702,634.64 × 5,512,622.13 - Step 4: Simplify right side
18,467,494.83x = 152,714,156,748,205.47 - Step 5: Solve for x
x = 152,714,156,748,205.47/18,467,494.83 - Step 6: Final answer
x = 8,269,348.83
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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.