Finding the Fourth Proportional to 10,451,743.76, 15,677,609.87 and 3,263,893.67
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Solution
The fourth proportional to 10,451,743.76, 15,677,609.87 and 3,263,893.67 is: 4,895,838.70
Step by Step Solution
- Step 1: Write the proportion equation
10,451,743.76 : 15,677,609.87 = 3,263,893.67 : x - Step 2: Convert to fraction form
10,451,743.76/15,677,609.87 = 3,263,893.67/x - Step 3: Cross multiply
10,451,743.76x = 15,677,609.87 × 3,263,893.67 - Step 4: Simplify right side
10,451,743.76x = 51,170,051,520,715.01 - Step 5: Solve for x
x = 51,170,051,520,715.01/10,451,743.76 - Step 6: Final answer
x = 4,895,838.70
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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.