Finding the Fourth Proportional to 8,230,834.10, 12,346,251.15 and 2,247,202.10
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Solution
The fourth proportional to 8,230,834.10, 12,346,251.15 and 2,247,202.10 is: 3,370,803.15
Step by Step Solution
- Step 1: Write the proportion equation
8,230,834.10 : 12,346,251.15 = 2,247,202.10 : x - Step 2: Convert to fraction form
8,230,834.10/12,346,251.15 = 2,247,202.10/x - Step 3: Cross multiply
8,230,834.10x = 12,346,251.15 × 2,247,202.10 - Step 4: Simplify right side
8,230,834.10x = 27,744,521,511,407.42 - Step 5: Solve for x
x = 27,744,521,511,407.42/8,230,834.10 - Step 6: Final answer
x = 3,370,803.15
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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.