Finding the Third Proportional to 18,177,424 and 39,775,318
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Solution
The third proportional to 18,177,424 and 39,775,318 is: 87,035,210.38
Step by Step Solution
- Step 1: Write the proportion equation
18,177,424 : 39,775,318 = 39,775,318 : x - Step 2: Convert to fraction form
18,177,424/39,775,318 = 39,775,318/x - Step 3: Cross multiply
18,177,424x = 39,775,318 × 39,775,318 - Step 4: Simplify right side
18,177,424x = 1,582,075,922,001,124 - Step 5: Solve for x
x = 1,582,075,922,001,124/18,177,424 - Step 6: Final answer
x = 87,035,210.38
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.