Finding the Fourth Proportional to 17,683,872.64, 26,524,289.50 and 10,765,556.53
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Solution
The fourth proportional to 17,683,872.64, 26,524,289.50 and 10,765,556.53 is: 16,147,409.78
Step by Step Solution
- Step 1: Write the proportion equation
17,683,872.64 : 26,524,289.50 = 10,765,556.53 : x - Step 2: Convert to fraction form
17,683,872.64/26,524,289.50 = 10,765,556.53/x - Step 3: Cross multiply
17,683,872.64x = 26,524,289.50 × 10,765,556.53 - Step 4: Simplify right side
17,683,872.64x = 285,548,737,937,110.81 - Step 5: Solve for x
x = 285,548,737,937,110.81/17,683,872.64 - Step 6: Final answer
x = 16,147,409.78
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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.