Finding the Third Proportional to 12,391,862 and 26,988,400
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Solution
The third proportional to 12,391,862 and 26,988,400 is: 58,778,392.99
Step by Step Solution
- Step 1: Write the proportion equation
12,391,862 : 26,988,400 = 26,988,400 : x - Step 2: Convert to fraction form
12,391,862/26,988,400 = 26,988,400/x - Step 3: Cross multiply
12,391,862x = 26,988,400 × 26,988,400 - Step 4: Simplify right side
12,391,862x = 728,373,734,560,000 - Step 5: Solve for x
x = 728,373,734,560,000/12,391,862 - Step 6: Final answer
x = 58,778,392.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.