Finding the Third Proportional to 7,438,376 and 11,269,838
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Solution
The third proportional to 7,438,376 and 11,269,838 is: 17,074,862.65
Step by Step Solution
- Step 1: Write the proportion equation
7,438,376 : 11,269,838 = 11,269,838 : x - Step 2: Convert to fraction form
7,438,376/11,269,838 = 11,269,838/x - Step 3: Cross multiply
7,438,376x = 11,269,838 × 11,269,838 - Step 4: Simplify right side
7,438,376x = 127,009,248,546,244 - Step 5: Solve for x
x = 127,009,248,546,244/7,438,376 - Step 6: Final answer
x = 17,074,862.65
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.