Finding the Third Proportional to 6,821,810 and 14,778,886
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Solution
The third proportional to 6,821,810 and 14,778,886 is: 32,017,231.70
Step by Step Solution
- Step 1: Write the proportion equation
6,821,810 : 14,778,886 = 14,778,886 : x - Step 2: Convert to fraction form
6,821,810/14,778,886 = 14,778,886/x - Step 3: Cross multiply
6,821,810x = 14,778,886 × 14,778,886 - Step 4: Simplify right side
6,821,810x = 218,415,471,400,996 - Step 5: Solve for x
x = 218,415,471,400,996/6,821,810 - Step 6: Final answer
x = 32,017,231.70
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.