Finding the Fourth Proportional to 5,825,948.56, 8,040,246.84 and 3,378,538.36
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Solution
The fourth proportional to 5,825,948.56, 8,040,246.84 and 3,378,538.36 is: 4,662,636.84
Step by Step Solution
- Step 1: Write the proportion equation
5,825,948.56 : 8,040,246.84 = 3,378,538.36 : x - Step 2: Convert to fraction form
5,825,948.56/8,040,246.84 = 3,378,538.36/x - Step 3: Cross multiply
5,825,948.56x = 8,040,246.84 × 3,378,538.36 - Step 4: Simplify right side
5,825,948.56x = 27,164,282,372,808.78 - Step 5: Solve for x
x = 27,164,282,372,808.78/5,825,948.56 - Step 6: Final answer
x = 4,662,636.84
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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.