Finding the Fourth Proportional to 25,431,625.08, 35,188,057.26 and 22,175,225.82
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Solution
The fourth proportional to 25,431,625.08, 35,188,057.26 and 22,175,225.82 is: 30,682,393.02
Step by Step Solution
- Step 1: Write the proportion equation
25,431,625.08 : 35,188,057.26 = 22,175,225.82 : x - Step 2: Convert to fraction form
25,431,625.08/35,188,057.26 = 22,175,225.82/x - Step 3: Cross multiply
25,431,625.08x = 35,188,057.26 × 22,175,225.82 - Step 4: Simplify right side
25,431,625.08x = 780,303,115,907,590.38 - Step 5: Solve for x
x = 780,303,115,907,590.38/25,431,625.08 - Step 6: Final answer
x = 30,682,393.02
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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.