Finding the Third Proportional to 7,838,486 and 15,991,888
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Solution
The third proportional to 7,838,486 and 15,991,888 is: 32,626,259.94
Step by Step Solution
- Step 1: Write the proportion equation
7,838,486 : 15,991,888 = 15,991,888 : x - Step 2: Convert to fraction form
7,838,486/15,991,888 = 15,991,888/x - Step 3: Cross multiply
7,838,486x = 15,991,888 × 15,991,888 - Step 4: Simplify right side
7,838,486x = 255,740,481,804,544 - Step 5: Solve for x
x = 255,740,481,804,544/7,838,486 - Step 6: Final answer
x = 32,626,259.94
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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.