Finding the Third Proportional to 38,621,964.38 and 54,128,584.13
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Solution
The third proportional to 38,621,964.38 and 54,128,584.13 is: 75,861,071.98
Step by Step Solution
- Step 1: Write the proportion equation
38,621,964.38 : 54,128,584.13 = 54,128,584.13 : x - Step 2: Convert to fraction form
38,621,964.38/54,128,584.13 = 54,128,584.13/x - Step 3: Cross multiply
38,621,964.38x = 54,128,584.13 × 54,128,584.13 - Step 4: Simplify right side
38,621,964.38x = 2,929,903,619,377,202 - Step 5: Solve for x
x = 2,929,903,619,377,202/38,621,964.38 - Step 6: Final answer
x = 75,861,071.98
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.