Finding the Fourth Proportional to 27,683,078.70, 41,512,176.45 and 10,638,086.70
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Solution
The fourth proportional to 27,683,078.70, 41,512,176.45 and 10,638,086.70 is: 15,952,348.98
Step by Step Solution
- Step 1: Write the proportion equation
27,683,078.70 : 41,512,176.45 = 10,638,086.70 : x - Step 2: Convert to fraction form
27,683,078.70/41,512,176.45 = 10,638,086.70/x - Step 3: Cross multiply
27,683,078.70x = 41,512,176.45 × 10,638,086.70 - Step 4: Simplify right side
27,683,078.70x = 441,610,132,180,798.19 - Step 5: Solve for x
x = 441,610,132,180,798.19/27,683,078.70 - Step 6: Final answer
x = 15,952,348.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.