Finding the Third Proportional to 7,838,409 and 15,991,749
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Solution
The third proportional to 7,838,409 and 15,991,749 is: 32,626,013.27
Step by Step Solution
- Step 1: Write the proportion equation
7,838,409 : 15,991,749 = 15,991,749 : x - Step 2: Convert to fraction form
7,838,409/15,991,749 = 15,991,749/x - Step 3: Cross multiply
7,838,409x = 15,991,749 × 15,991,749 - Step 4: Simplify right side
7,838,409x = 255,736,036,079,001 - Step 5: Solve for x
x = 255,736,036,079,001/7,838,409 - Step 6: Final answer
x = 32,626,013.27
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.