Finding the Fourth Proportional to 49,086,954.43, 67,740,201.71 and 27,059,969.95
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Solution
The fourth proportional to 49,086,954.43, 67,740,201.71 and 27,059,969.95 is: 37,342,871.32
Step by Step Solution
- Step 1: Write the proportion equation
49,086,954.43 : 67,740,201.71 = 27,059,969.95 : x - Step 2: Convert to fraction form
49,086,954.43/67,740,201.71 = 27,059,969.95/x - Step 3: Cross multiply
49,086,954.43x = 67,740,201.71 × 27,059,969.95 - Step 4: Simplify right side
49,086,954.43x = 1,833,047,822,408,487.75 - Step 5: Solve for x
x = 1,833,047,822,408,487.75/49,086,954.43 - Step 6: Final answer
x = 37,342,871.32
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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.