Finding the Fourth Proportional to 7,936,385.49, 11,901,723.80 and 2,747,586.10
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Solution
The fourth proportional to 7,936,385.49, 11,901,723.80 and 2,747,586.10 is: 4,120,390.93
Step by Step Solution
- Step 1: Write the proportion equation
7,936,385.49 : 11,901,723.80 = 2,747,586.10 : x - Step 2: Convert to fraction form
7,936,385.49/11,901,723.80 = 2,747,586.10/x - Step 3: Cross multiply
7,936,385.49x = 11,901,723.80 × 2,747,586.10 - Step 4: Simplify right side
7,936,385.49x = 32,701,010,819,410.57 - Step 5: Solve for x
x = 32,701,010,819,410.57/7,936,385.49 - Step 6: Final answer
x = 4,120,390.93
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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.