Finding the Third Proportional to 2,129,403.94 and 4,644,202.08
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Solution
The third proportional to 2,129,403.94 and 4,644,202.08 is: 10,128,943.86
Step by Step Solution
- Step 1: Write the proportion equation
2,129,403.94 : 4,644,202.08 = 4,644,202.08 : x - Step 2: Convert to fraction form
2,129,403.94/4,644,202.08 = 4,644,202.08/x - Step 3: Cross multiply
2,129,403.94x = 4,644,202.08 × 4,644,202.08 - Step 4: Simplify right side
2,129,403.94x = 21,568,612,942,460.57 - Step 5: Solve for x
x = 21,568,612,942,460.57/2,129,403.94 - Step 6: Final answer
x = 10,128,943.86
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.