Finding the Fourth Proportional to 11,846,769.53, 17,770,154.49 and 2,871,321.53
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Solution
The fourth proportional to 11,846,769.53, 17,770,154.49 and 2,871,321.53 is: 4,306,982.34
Step by Step Solution
- Step 1: Write the proportion equation
11,846,769.53 : 17,770,154.49 = 2,871,321.53 : x - Step 2: Convert to fraction form
11,846,769.53/17,770,154.49 = 2,871,321.53/x - Step 3: Cross multiply
11,846,769.53x = 17,770,154.49 × 2,871,321.53 - Step 4: Simplify right side
11,846,769.53x = 51,023,827,178,563.16 - Step 5: Solve for x
x = 51,023,827,178,563.16/11,846,769.53 - Step 6: Final answer
x = 4,306,982.34
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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.