Finding the Third Proportional to 18,512,031 and 39,868,848
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Solution
The third proportional to 18,512,031 and 39,868,848 is: 85,864,432.75
Step by Step Solution
- Step 1: Write the proportion equation
18,512,031 : 39,868,848 = 39,868,848 : x - Step 2: Convert to fraction form
18,512,031/39,868,848 = 39,868,848/x - Step 3: Cross multiply
18,512,031x = 39,868,848 × 39,868,848 - Step 4: Simplify right side
18,512,031x = 1,589,525,040,847,104 - Step 5: Solve for x
x = 1,589,525,040,847,104/18,512,031 - Step 6: Final answer
x = 85,864,432.75
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.