Finding the Fourth Proportional to 11,765,614.20, 17,649,438.36 and 3,245,950.66
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Solution
The fourth proportional to 11,765,614.20, 17,649,438.36 and 3,245,950.66 is: 4,869,206.58
Step by Step Solution
- Step 1: Write the proportion equation
11,765,614.20 : 17,649,438.36 = 3,245,950.66 : x - Step 2: Convert to fraction form
11,765,614.20/17,649,438.36 = 3,245,950.66/x - Step 3: Cross multiply
11,765,614.20x = 17,649,438.36 × 3,245,950.66 - Step 4: Simplify right side
11,765,614.20x = 57,289,206,093,271.32 - Step 5: Solve for x
x = 57,289,206,093,271.32/11,765,614.20 - Step 6: Final answer
x = 4,869,206.58
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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.