Finding the Fourth Proportional to 7,879,469.94, 11,819,567.12 and 2,414,173.37
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Solution
The fourth proportional to 7,879,469.94, 11,819,567.12 and 2,414,173.37 is: 3,621,371.02
Step by Step Solution
- Step 1: Write the proportion equation
7,879,469.94 : 11,819,567.12 = 2,414,173.37 : x - Step 2: Convert to fraction form
7,879,469.94/11,819,567.12 = 2,414,173.37/x - Step 3: Cross multiply
7,879,469.94x = 11,819,567.12 × 2,414,173.37 - Step 4: Simplify right side
7,879,469.94x = 28,534,484,114,862.89 - Step 5: Solve for x
x = 28,534,484,114,862.89/7,879,469.94 - Step 6: Final answer
x = 3,621,371.02
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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.