Finding the Third Proportional to 7,191,518 and 15,450,268
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Solution
The third proportional to 7,191,518 and 15,450,268 is: 33,193,378.82
Step by Step Solution
- Step 1: Write the proportion equation
7,191,518 : 15,450,268 = 15,450,268 : x - Step 2: Convert to fraction form
7,191,518/15,450,268 = 15,450,268/x - Step 3: Cross multiply
7,191,518x = 15,450,268 × 15,450,268 - Step 4: Simplify right side
7,191,518x = 238,710,781,271,824 - Step 5: Solve for x
x = 238,710,781,271,824/7,191,518 - Step 6: Final answer
x = 33,193,378.82
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.