Finding the Fourth Proportional to 5,905,227.36, 8,149,213.80 and 3,188,973.36
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Solution
The fourth proportional to 5,905,227.36, 8,149,213.80 and 3,188,973.36 is: 4,400,783.26
Step by Step Solution
- Step 1: Write the proportion equation
5,905,227.36 : 8,149,213.80 = 3,188,973.36 : x - Step 2: Convert to fraction form
5,905,227.36/8,149,213.80 = 3,188,973.36/x - Step 3: Cross multiply
5,905,227.36x = 8,149,213.80 × 3,188,973.36 - Step 4: Simplify right side
5,905,227.36x = 25,987,625,713,144.37 - Step 5: Solve for x
x = 25,987,625,713,144.37/5,905,227.36 - Step 6: Final answer
x = 4,400,783.26
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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.