Finding the Third Proportional to 7,129,620 and 14,846,754
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Solution
The third proportional to 7,129,620 and 14,846,754 is: 30,916,949.90
Step by Step Solution
- Step 1: Write the proportion equation
7,129,620 : 14,846,754 = 14,846,754 : x - Step 2: Convert to fraction form
7,129,620/14,846,754 = 14,846,754/x - Step 3: Cross multiply
7,129,620x = 14,846,754 × 14,846,754 - Step 4: Simplify right side
7,129,620x = 220,426,104,336,516 - Step 5: Solve for x
x = 220,426,104,336,516/7,129,620 - Step 6: Final answer
x = 30,916,949.90
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.