Finding the Fourth Proportional to 8,822,494.80, 13,233,742.20 and 3,149,125.20
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Solution
The fourth proportional to 8,822,494.80, 13,233,742.20 and 3,149,125.20 is: 4,723,687.80
Step by Step Solution
- Step 1: Write the proportion equation
8,822,494.80 : 13,233,742.20 = 3,149,125.20 : x - Step 2: Convert to fraction form
8,822,494.80/13,233,742.20 = 3,149,125.20/x - Step 3: Cross multiply
8,822,494.80x = 13,233,742.20 × 3,149,125.20 - Step 4: Simplify right side
8,822,494.80x = 41,674,711,052,323.44 - Step 5: Solve for x
x = 41,674,711,052,323.44/8,822,494.80 - Step 6: Final answer
x = 4,723,687.80
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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.