Finding the Fourth Proportional to 7,255,850.36, 10,885,350.18 and 2,207,029.64
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Solution
The fourth proportional to 7,255,850.36, 10,885,350.18 and 2,207,029.64 is: 3,311,023.42
Step by Step Solution
- Step 1: Write the proportion equation
7,255,850.36 : 10,885,350.18 = 2,207,029.64 : x - Step 2: Convert to fraction form
7,255,850.36/10,885,350.18 = 2,207,029.64/x - Step 3: Cross multiply
7,255,850.36x = 10,885,350.18 × 2,207,029.64 - Step 4: Simplify right side
7,255,850.36x = 24,024,290,497,912.87 - Step 5: Solve for x
x = 24,024,290,497,912.87/7,255,850.36 - Step 6: Final answer
x = 3,311,023.42
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1.5x scale
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.