Finding the Fourth Proportional to 64,245,778.97, 88,649,819.92 and 36,738,392.81
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Solution
The fourth proportional to 64,245,778.97, 88,649,819.92 and 36,738,392.81 is: 50,693,632.47
Step by Step Solution
- Step 1: Write the proportion equation
64,245,778.97 : 88,649,819.92 = 36,738,392.81 : x - Step 2: Convert to fraction form
64,245,778.97/88,649,819.92 = 36,738,392.81/x - Step 3: Cross multiply
64,245,778.97x = 88,649,819.92 × 36,738,392.81 - Step 4: Simplify right side
64,245,778.97x = 3,256,851,906,359,396.50 - Step 5: Solve for x
x = 3,256,851,906,359,396.50/64,245,778.97 - Step 6: Final answer
x = 50,693,632.47
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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.