Finding the Fourth Proportional to 18,273,577.82, 27,410,108.43 and 4,440,638.24
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Solution
The fourth proportional to 18,273,577.82, 27,410,108.43 and 4,440,638.24 is: 6,660,894.59
Step by Step Solution
- Step 1: Write the proportion equation
18,273,577.82 : 27,410,108.43 = 4,440,638.24 : x - Step 2: Convert to fraction form
18,273,577.82/27,410,108.43 = 4,440,638.24/x - Step 3: Cross multiply
18,273,577.82x = 27,410,108.43 × 4,440,638.24 - Step 4: Simplify right side
18,273,577.82x = 121,718,375,656,804.38 - Step 5: Solve for x
x = 121,718,375,656,804.38/18,273,577.82 - Step 6: Final answer
x = 6,660,894.59
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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.