Finding the Fourth Proportional to 11,492,318.43, 15,850,431.09 and 7,362,733.45
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Solution
The fourth proportional to 11,492,318.43, 15,850,431.09 and 7,362,733.45 is: 10,154,826.45
Step by Step Solution
- Step 1: Write the proportion equation
11,492,318.43 : 15,850,431.09 = 7,362,733.45 : x - Step 2: Convert to fraction form
11,492,318.43/15,850,431.09 = 7,362,733.45/x - Step 3: Cross multiply
11,492,318.43x = 15,850,431.09 × 7,362,733.45 - Step 4: Simplify right side
11,492,318.43x = 116,702,499,183,262.97 - Step 5: Solve for x
x = 116,702,499,183,262.97/11,492,318.43 - Step 6: Final answer
x = 10,154,826.45
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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.