Finding the Fourth Proportional to 17,344,431.20, 25,989,625.20 and 6,555,846.80
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Solution
The fourth proportional to 17,344,431.20, 25,989,625.20 and 6,555,846.80 is: 9,823,556.58
Step by Step Solution
- Step 1: Write the proportion equation
17,344,431.20 : 25,989,625.20 = 6,555,846.80 : x - Step 2: Convert to fraction form
17,344,431.20/25,989,625.20 = 6,555,846.80/x - Step 3: Cross multiply
17,344,431.20x = 25,989,625.20 × 6,555,846.80 - Step 4: Simplify right side
17,344,431.20x = 170,384,001,200,619.34 - Step 5: Solve for x
x = 170,384,001,200,619.34/17,344,431.20 - Step 6: Final answer
x = 9,823,556.58
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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.