Finding the Fourth Proportional to 12,149,260.48, 18,226,840.76 and 3,629,534.68
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Solution
The fourth proportional to 12,149,260.48, 18,226,840.76 and 3,629,534.68 is: 5,445,183.33
Step by Step Solution
- Step 1: Write the proportion equation
12,149,260.48 : 18,226,840.76 = 3,629,534.68 : x - Step 2: Convert to fraction form
12,149,260.48/18,226,840.76 = 3,629,534.68/x - Step 3: Cross multiply
12,149,260.48x = 18,226,840.76 × 3,629,534.68 - Step 4: Simplify right side
12,149,260.48x = 66,154,950,645,257.56 - Step 5: Solve for x
x = 66,154,950,645,257.56/12,149,260.48 - Step 6: Final answer
x = 5,445,183.33
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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.