Finding the Third Proportional to 3,899,433.75 and 8,415,423
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Solution
The third proportional to 3,899,433.75 and 8,415,423 is: 18,161,443.12
Step by Step Solution
- Step 1: Write the proportion equation
3,899,433.75 : 8,415,423 = 8,415,423 : x - Step 2: Convert to fraction form
3,899,433.75/8,415,423 = 8,415,423/x - Step 3: Cross multiply
3,899,433.75x = 8,415,423 × 8,415,423 - Step 4: Simplify right side
3,899,433.75x = 70,819,344,268,929 - Step 5: Solve for x
x = 70,819,344,268,929/3,899,433.75 - Step 6: Final answer
x = 18,161,443.12
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.