Finding the Third Proportional to 4,672,512 and 6,831,378
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Solution
The third proportional to 4,672,512 and 6,831,378 is: 9,987,716.54
Step by Step Solution
- Step 1: Write the proportion equation
4,672,512 : 6,831,378 = 6,831,378 : x - Step 2: Convert to fraction form
4,672,512/6,831,378 = 6,831,378/x - Step 3: Cross multiply
4,672,512x = 6,831,378 × 6,831,378 - Step 4: Simplify right side
4,672,512x = 46,667,725,378,884 - Step 5: Solve for x
x = 46,667,725,378,884/4,672,512 - Step 6: Final answer
x = 9,987,716.54
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.