Finding the Fourth Proportional to 6,286,286.14, 9,421,544.36 and 2,687,829.14
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Solution
The fourth proportional to 6,286,286.14, 9,421,544.36 and 2,687,829.14 is: 4,028,372.39
Step by Step Solution
- Step 1: Write the proportion equation
6,286,286.14 : 9,421,544.36 = 2,687,829.14 : x - Step 2: Convert to fraction form
6,286,286.14/9,421,544.36 = 2,687,829.14/x - Step 3: Cross multiply
6,286,286.14x = 9,421,544.36 × 2,687,829.14 - Step 4: Simplify right side
6,286,286.14x = 25,323,501,504,884.09 - Step 5: Solve for x
x = 25,323,501,504,884.09/6,286,286.14 - Step 6: Final answer
x = 4,028,372.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.