Finding the Third Proportional to 7,129,876 and 15,396,148
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Solution
The third proportional to 7,129,876 and 15,396,148 is: 33,246,212.59
Step by Step Solution
- Step 1: Write the proportion equation
7,129,876 : 15,396,148 = 15,396,148 : x - Step 2: Convert to fraction form
7,129,876/15,396,148 = 15,396,148/x - Step 3: Cross multiply
7,129,876x = 15,396,148 × 15,396,148 - Step 4: Simplify right side
7,129,876x = 237,041,373,237,904 - Step 5: Solve for x
x = 237,041,373,237,904/7,129,876 - Step 6: Final answer
x = 33,246,212.59
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.