Finding the Third Proportional to 7,450,740 and 11,389,950
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Solution
The third proportional to 7,450,740 and 11,389,950 is: 17,411,822.32
Step by Step Solution
- Step 1: Write the proportion equation
7,450,740 : 11,389,950 = 11,389,950 : x - Step 2: Convert to fraction form
7,450,740/11,389,950 = 11,389,950/x - Step 3: Cross multiply
7,450,740x = 11,389,950 × 11,389,950 - Step 4: Simplify right side
7,450,740x = 129,730,961,002,500 - Step 5: Solve for x
x = 129,730,961,002,500/7,450,740 - Step 6: Final answer
x = 17,411,822.32
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.