Finding the Fourth Proportional to 5,467,466.26, 7,543,589.16 and 3,144,232.54
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Solution
The fourth proportional to 5,467,466.26, 7,543,589.16 and 3,144,232.54 is: 4,338,170.07
Step by Step Solution
- Step 1: Write the proportion equation
5,467,466.26 : 7,543,589.16 = 3,144,232.54 : x - Step 2: Convert to fraction form
5,467,466.26/7,543,589.16 = 3,144,232.54/x - Step 3: Cross multiply
5,467,466.26x = 7,543,589.16 × 3,144,232.54 - Step 4: Simplify right side
5,467,466.26x = 23,718,798,505,263.27 - Step 5: Solve for x
x = 23,718,798,505,263.27/5,467,466.26 - Step 6: Final answer
x = 4,338,170.07
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1.5x scale
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.