Finding the Third Proportional to 9,476,709 and 13,859,649
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Solution
The third proportional to 9,476,709 and 13,859,649 is: 20,269,681.22
Step by Step Solution
- Step 1: Write the proportion equation
9,476,709 : 13,859,649 = 13,859,649 : x - Step 2: Convert to fraction form
9,476,709/13,859,649 = 13,859,649/x - Step 3: Cross multiply
9,476,709x = 13,859,649 × 13,859,649 - Step 4: Simplify right side
9,476,709x = 192,089,870,403,201 - Step 5: Solve for x
x = 192,089,870,403,201/9,476,709 - Step 6: Final answer
x = 20,269,681.22
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.