Finding the Third Proportional to 5,432,429 and 11,311,128
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Solution
The third proportional to 5,432,429 and 11,311,128 is: 23,551,456.75
Step by Step Solution
- Step 1: Write the proportion equation
5,432,429 : 11,311,128 = 11,311,128 : x - Step 2: Convert to fraction form
5,432,429/11,311,128 = 11,311,128/x - Step 3: Cross multiply
5,432,429x = 11,311,128 × 11,311,128 - Step 4: Simplify right side
5,432,429x = 127,941,616,632,384 - Step 5: Solve for x
x = 127,941,616,632,384/5,432,429 - Step 6: Final answer
x = 23,551,456.75
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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.