Finding the Fourth Proportional to 40,874,883.73, 61,324,160.00 and 12,121,711.29
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Solution
The fourth proportional to 40,874,883.73, 61,324,160.00 and 12,121,711.29 is: 18,186,076.50
Step by Step Solution
- Step 1: Write the proportion equation
40,874,883.73 : 61,324,160.00 = 12,121,711.29 : x - Step 2: Convert to fraction form
40,874,883.73/61,324,160.00 = 12,121,711.29/x - Step 3: Cross multiply
40,874,883.73x = 61,324,160.00 × 12,121,711.29 - Step 4: Simplify right side
40,874,883.73x = 743,353,762,561,157.75 - Step 5: Solve for x
x = 743,353,762,561,157.75/40,874,883.73 - Step 6: Final answer
x = 18,186,076.50
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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.