Finding the Fourth Proportional to 8,183,301.46, 12,278,491.92 and 4,392,355.66
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Solution
The fourth proportional to 8,183,301.46, 12,278,491.92 and 4,392,355.66 is: 6,590,433.43
Step by Step Solution
- Step 1: Write the proportion equation
8,183,301.46 : 12,278,491.92 = 4,392,355.66 : x - Step 2: Convert to fraction form
8,183,301.46/12,278,491.92 = 4,392,355.66/x - Step 3: Cross multiply
8,183,301.46x = 12,278,491.92 × 4,392,355.66 - Step 4: Simplify right side
8,183,301.46x = 53,931,503,481,076.27 - Step 5: Solve for x
x = 53,931,503,481,076.27/8,183,301.46 - Step 6: Final answer
x = 6,590,433.43
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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.