Finding the Fourth Proportional to 6,750,138.75, 9,315,216.17 and 3,652,662.14
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Solution
The fourth proportional to 6,750,138.75, 9,315,216.17 and 3,652,662.14 is: 5,040,687.12
Step by Step Solution
- Step 1: Write the proportion equation
6,750,138.75 : 9,315,216.17 = 3,652,662.14 : x - Step 2: Convert to fraction form
6,750,138.75/9,315,216.17 = 3,652,662.14/x - Step 3: Cross multiply
6,750,138.75x = 9,315,216.17 × 3,652,662.14 - Step 4: Simplify right side
6,750,138.75x = 34,025,337,466,263.05 - Step 5: Solve for x
x = 34,025,337,466,263.05/6,750,138.75 - Step 6: Final answer
x = 5,040,687.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.