Finding the Third Proportional to 3,922,964 and 8,465,211.50
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Solution
The third proportional to 3,922,964 and 8,465,211.50 is: 18,266,750.79
Step by Step Solution
- Step 1: Write the proportion equation
3,922,964 : 8,465,211.50 = 8,465,211.50 : x - Step 2: Convert to fraction form
3,922,964/8,465,211.50 = 8,465,211.50/x - Step 3: Cross multiply
3,922,964x = 8,465,211.50 × 8,465,211.50 - Step 4: Simplify right side
3,922,964x = 71,659,805,739,732.25 - Step 5: Solve for x
x = 71,659,805,739,732.25/3,922,964 - Step 6: Final answer
x = 18,266,750.79
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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.