Finding the Third Proportional to 8,718,419.50 and 11,968,009.75
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Solution
The third proportional to 8,718,419.50 and 11,968,009.75 is: 16,428,809.99
Step by Step Solution
- Step 1: Write the proportion equation
8,718,419.50 : 11,968,009.75 = 11,968,009.75 : x - Step 2: Convert to fraction form
8,718,419.50/11,968,009.75 = 11,968,009.75/x - Step 3: Cross multiply
8,718,419.50x = 11,968,009.75 × 11,968,009.75 - Step 4: Simplify right side
8,718,419.50x = 143,233,257,376,095.06 - Step 5: Solve for x
x = 143,233,257,376,095.06/8,718,419.50 - Step 6: Final answer
x = 16,428,809.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.