Finding the Fourth Proportional to 47,274,842.43, 65,269,639.62 and 29,657,893.23
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Solution
The fourth proportional to 47,274,842.43, 65,269,639.62 and 29,657,893.23 is: 40,946,937.18
Step by Step Solution
- Step 1: Write the proportion equation
47,274,842.43 : 65,269,639.62 = 29,657,893.23 : x - Step 2: Convert to fraction form
47,274,842.43/65,269,639.62 = 29,657,893.23/x - Step 3: Cross multiply
47,274,842.43x = 65,269,639.62 × 29,657,893.23 - Step 4: Simplify right side
47,274,842.43x = 1,935,760,003,010,537.75 - Step 5: Solve for x
x = 1,935,760,003,010,537.75/47,274,842.43 - Step 6: Final answer
x = 40,946,937.18
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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.