Finding the Third Proportional to 7,490,720 and 15,873,856
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Solution
The third proportional to 7,490,720 and 15,873,856 is: 33,638,863.06
Step by Step Solution
- Step 1: Write the proportion equation
7,490,720 : 15,873,856 = 15,873,856 : x - Step 2: Convert to fraction form
7,490,720/15,873,856 = 15,873,856/x - Step 3: Cross multiply
7,490,720x = 15,873,856 × 15,873,856 - Step 4: Simplify right side
7,490,720x = 251,979,304,308,736 - Step 5: Solve for x
x = 251,979,304,308,736/7,490,720 - Step 6: Final answer
x = 33,638,863.06
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.