Finding the Third Proportional to 7,246,220 and 15,627,378
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Solution
The third proportional to 7,246,220 and 15,627,378 is: 33,702,391.48
Step by Step Solution
- Step 1: Write the proportion equation
7,246,220 : 15,627,378 = 15,627,378 : x - Step 2: Convert to fraction form
7,246,220/15,627,378 = 15,627,378/x - Step 3: Cross multiply
7,246,220x = 15,627,378 × 15,627,378 - Step 4: Simplify right side
7,246,220x = 244,214,943,154,884 - Step 5: Solve for x
x = 244,214,943,154,884/7,246,220 - Step 6: Final answer
x = 33,702,391.48
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.