Finding the Third Proportional to 4,891,644 and 10,128,888
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Solution
The third proportional to 4,891,644 and 10,128,888 is: 20,973,393.02
Step by Step Solution
- Step 1: Write the proportion equation
4,891,644 : 10,128,888 = 10,128,888 : x - Step 2: Convert to fraction form
4,891,644/10,128,888 = 10,128,888/x - Step 3: Cross multiply
4,891,644x = 10,128,888 × 10,128,888 - Step 4: Simplify right side
4,891,644x = 102,594,372,116,544 - Step 5: Solve for x
x = 102,594,372,116,544/4,891,644 - Step 6: Final answer
x = 20,973,393.02
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.