Finding the Third Proportional to 5,138,979.19 and 11,426,949.70
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Solution
The third proportional to 5,138,979.19 and 11,426,949.70 is: 25,408,777.65
Step by Step Solution
- Step 1: Write the proportion equation
5,138,979.19 : 11,426,949.70 = 11,426,949.70 : x - Step 2: Convert to fraction form
5,138,979.19/11,426,949.70 = 11,426,949.70/x - Step 3: Cross multiply
5,138,979.19x = 11,426,949.70 × 11,426,949.70 - Step 4: Simplify right side
5,138,979.19x = 130,575,179,517,748.53 - Step 5: Solve for x
x = 130,575,179,517,748.53/5,138,979.19 - Step 6: Final answer
x = 25,408,777.65
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.