Finding the Third Proportional to 10,239,354 and 21,998,258
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Solution
The third proportional to 10,239,354 and 21,998,258 is: 47,261,121.65
Step by Step Solution
- Step 1: Write the proportion equation
10,239,354 : 21,998,258 = 21,998,258 : x - Step 2: Convert to fraction form
10,239,354/21,998,258 = 21,998,258/x - Step 3: Cross multiply
10,239,354x = 21,998,258 × 21,998,258 - Step 4: Simplify right side
10,239,354x = 483,923,355,034,564 - Step 5: Solve for x
x = 483,923,355,034,564/10,239,354 - Step 6: Final answer
x = 47,261,121.65
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.