Finding the Fourth Proportional to 6,277,860.24, 9,414,400.20 and 3,719,797.20
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Solution
The fourth proportional to 6,277,860.24, 9,414,400.20 and 3,719,797.20 is: 5,578,279.57
Step by Step Solution
- Step 1: Write the proportion equation
6,277,860.24 : 9,414,400.20 = 3,719,797.20 : x - Step 2: Convert to fraction form
6,277,860.24/9,414,400.20 = 3,719,797.20/x - Step 3: Cross multiply
6,277,860.24x = 9,414,400.20 × 3,719,797.20 - Step 4: Simplify right side
6,277,860.24x = 35,019,659,503,639.44 - Step 5: Solve for x
x = 35,019,659,503,639.44/6,277,860.24 - Step 6: Final answer
x = 5,578,279.57
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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.