Finding the Fourth Proportional to 40,669,486.40, 56,103,138.26 and 25,969,697.12
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Solution
The fourth proportional to 40,669,486.40, 56,103,138.26 and 25,969,697.12 is: 35,824,930.12
Step by Step Solution
- Step 1: Write the proportion equation
40,669,486.40 : 56,103,138.26 = 25,969,697.12 : x - Step 2: Convert to fraction form
40,669,486.40/56,103,138.26 = 25,969,697.12/x - Step 3: Cross multiply
40,669,486.40x = 56,103,138.26 × 25,969,697.12 - Step 4: Simplify right side
40,669,486.40x = 1,456,981,508,093,683.75 - Step 5: Solve for x
x = 1,456,981,508,093,683.75/40,669,486.40 - Step 6: Final answer
x = 35,824,930.12
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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.