Finding the Fourth Proportional to 11,846,741.65, 17,770,113.20 and 2,871,293.65
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Solution
The fourth proportional to 11,846,741.65, 17,770,113.20 and 2,871,293.65 is: 4,306,940.65
Step by Step Solution
- Step 1: Write the proportion equation
11,846,741.65 : 17,770,113.20 = 2,871,293.65 : x - Step 2: Convert to fraction form
11,846,741.65/17,770,113.20 = 2,871,293.65/x - Step 3: Cross multiply
11,846,741.65x = 17,770,113.20 × 2,871,293.65 - Step 4: Simplify right side
11,846,741.65x = 51,023,213,190,941.18 - Step 5: Solve for x
x = 51,023,213,190,941.18/11,846,741.65 - Step 6: Final answer
x = 4,306,940.65
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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.