Finding the Fourth Proportional to 20,777,751, 28,672,746.28 and 11,610,469.08
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Solution
The fourth proportional to 20,777,751, 28,672,746.28 and 11,610,469.08 is: 16,022,139.94
Step by Step Solution
- Step 1: Write the proportion equation
20,777,751 : 28,672,746.28 = 11,610,469.08 : x - Step 2: Convert to fraction form
20,777,751/28,672,746.28 = 11,610,469.08/x - Step 3: Cross multiply
20,777,751x = 28,672,746.28 × 11,610,469.08 - Step 4: Simplify right side
20,777,751x = 332,904,034,122,625.06 - Step 5: Solve for x
x = 332,904,034,122,625.06/20,777,751 - Step 6: Final answer
x = 16,022,139.94
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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.