Finding the Fourth Proportional to 46,320,858.56, 69,481,879.14 and 12,241,910
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Solution
The fourth proportional to 46,320,858.56, 69,481,879.14 and 12,241,910 is: 18,363,021.27
Step by Step Solution
- Step 1: Write the proportion equation
46,320,858.56 : 69,481,879.14 = 12,241,910 : x - Step 2: Convert to fraction form
46,320,858.56/69,481,879.14 = 12,241,910/x - Step 3: Cross multiply
46,320,858.56x = 69,481,879.14 × 12,241,910 - Step 4: Simplify right side
46,320,858.56x = 850,590,911,062,757.38 - Step 5: Solve for x
x = 850,590,911,062,757.38/46,320,858.56 - Step 6: Final answer
x = 18,363,021.27
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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.