Finding the Fourth Proportional to 5,512,107.98, 8,251,993.40 and 3,865,074.17
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Solution
The fourth proportional to 5,512,107.98, 8,251,993.40 and 3,865,074.17 is: 5,786,273.89
Step by Step Solution
- Step 1: Write the proportion equation
5,512,107.98 : 8,251,993.40 = 3,865,074.17 : x - Step 2: Convert to fraction form
5,512,107.98/8,251,993.40 = 3,865,074.17/x - Step 3: Cross multiply
5,512,107.98x = 8,251,993.40 × 3,865,074.17 - Step 4: Simplify right side
5,512,107.98x = 31,894,566,480,765.14 - Step 5: Solve for x
x = 31,894,566,480,765.14/5,512,107.98 - Step 6: Final answer
x = 5,786,273.89
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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.