Finding the Fourth Proportional to 25,540,696.26, 35,246,151.18 and 13,938,259.68
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Solution
The fourth proportional to 25,540,696.26, 35,246,151.18 and 13,938,259.68 is: 19,234,793.09
Step by Step Solution
- Step 1: Write the proportion equation
25,540,696.26 : 35,246,151.18 = 13,938,259.68 : x - Step 2: Convert to fraction form
25,540,696.26/35,246,151.18 = 13,938,259.68/x - Step 3: Cross multiply
25,540,696.26x = 35,246,151.18 × 13,938,259.68 - Step 4: Simplify right side
25,540,696.26x = 491,270,007,867,378.44 - Step 5: Solve for x
x = 491,270,007,867,378.44/25,540,696.26 - Step 6: Final answer
x = 19,234,793.09
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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.