Finding the Third Proportional to 7,212,856 and 15,230,528
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Solution
The third proportional to 7,212,856 and 15,230,528 is: 32,160,489.99
Step by Step Solution
- Step 1: Write the proportion equation
7,212,856 : 15,230,528 = 15,230,528 : x - Step 2: Convert to fraction form
7,212,856/15,230,528 = 15,230,528/x - Step 3: Cross multiply
7,212,856x = 15,230,528 × 15,230,528 - Step 4: Simplify right side
7,212,856x = 231,968,983,158,784 - Step 5: Solve for x
x = 231,968,983,158,784/7,212,856 - Step 6: Final answer
x = 32,160,489.99
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.