Finding the Third Proportional to 7,190,991 and 15,405,498
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Solution
The third proportional to 7,190,991 and 15,405,498 is: 33,003,708.20
Step by Step Solution
- Step 1: Write the proportion equation
7,190,991 : 15,405,498 = 15,405,498 : x - Step 2: Convert to fraction form
7,190,991/15,405,498 = 15,405,498/x - Step 3: Cross multiply
7,190,991x = 15,405,498 × 15,405,498 - Step 4: Simplify right side
7,190,991x = 237,329,368,628,004 - Step 5: Solve for x
x = 237,329,368,628,004/7,190,991 - Step 6: Final answer
x = 33,003,708.20
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.