Finding the Third Proportional to 8,489,877.19 and 13,239,267.19
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Solution
The third proportional to 8,489,877.19 and 13,239,267.19 is: 20,645,551.38
Step by Step Solution
- Step 1: Write the proportion equation
8,489,877.19 : 13,239,267.19 = 13,239,267.19 : x - Step 2: Convert to fraction form
8,489,877.19/13,239,267.19 = 13,239,267.19/x - Step 3: Cross multiply
8,489,877.19x = 13,239,267.19 × 13,239,267.19 - Step 4: Simplify right side
8,489,877.19x = 175,278,195,662,014.16 - Step 5: Solve for x
x = 175,278,195,662,014.16/8,489,877.19 - Step 6: Final answer
x = 20,645,551.38
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.