Finding the Fourth Proportional to 27,163,600.76, 37,486,478.22 and 14,940,778.52
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Solution
The fourth proportional to 27,163,600.76, 37,486,478.22 and 14,940,778.52 is: 20,618,664.42
Step by Step Solution
- Step 1: Write the proportion equation
27,163,600.76 : 37,486,478.22 = 14,940,778.52 : x - Step 2: Convert to fraction form
27,163,600.76/37,486,478.22 = 14,940,778.52/x - Step 3: Cross multiply
27,163,600.76x = 37,486,478.22 × 14,940,778.52 - Step 4: Simplify right side
27,163,600.76x = 560,077,168,579,823.81 - Step 5: Solve for x
x = 560,077,168,579,823.81/27,163,600.76 - Step 6: Final answer
x = 20,618,664.42
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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.