Finding the Fourth Proportional to 18,337,812.14, 27,507,660.14 and 4,691,076.73
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Solution
The fourth proportional to 18,337,812.14, 27,507,660.14 and 4,691,076.73 is: 7,036,856.05
Step by Step Solution
- Step 1: Write the proportion equation
18,337,812.14 : 27,507,660.14 = 4,691,076.73 : x - Step 2: Convert to fraction form
18,337,812.14/27,507,660.14 = 4,691,076.73/x - Step 3: Cross multiply
18,337,812.14x = 27,507,660.14 × 4,691,076.73 - Step 4: Simplify right side
18,337,812.14x = 129,040,544,322,461.08 - Step 5: Solve for x
x = 129,040,544,322,461.08/18,337,812.14 - Step 6: Final answer
x = 7,036,856.05
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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.