Finding the Third Proportional to 7,129,912 and 15,396,089
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Solution
The third proportional to 7,129,912 and 15,396,089 is: 33,245,789.92
Step by Step Solution
- Step 1: Write the proportion equation
7,129,912 : 15,396,089 = 15,396,089 : x - Step 2: Convert to fraction form
7,129,912/15,396,089 = 15,396,089/x - Step 3: Cross multiply
7,129,912x = 15,396,089 × 15,396,089 - Step 4: Simplify right side
7,129,912x = 237,039,556,495,921 - Step 5: Solve for x
x = 237,039,556,495,921/7,129,912 - Step 6: Final answer
x = 33,245,789.92
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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.