Finding the Fourth Proportional to 18,244,846.60, 27,363,770.70 and 5,465,768.20
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Solution
The fourth proportional to 18,244,846.60, 27,363,770.70 and 5,465,768.20 is: 8,197,604.01
Step by Step Solution
- Step 1: Write the proportion equation
18,244,846.60 : 27,363,770.70 = 5,465,768.20 : x - Step 2: Convert to fraction form
18,244,846.60/27,363,770.70 = 5,465,768.20/x - Step 3: Cross multiply
18,244,846.60x = 27,363,770.70 × 5,465,768.20 - Step 4: Simplify right side
18,244,846.60x = 149,564,027,724,151.75 - Step 5: Solve for x
x = 149,564,027,724,151.75/18,244,846.60 - Step 6: Final answer
x = 8,197,604.01
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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.