Finding the Third Proportional to 18,072,339.05 and 39,731,901.05
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Solution
The third proportional to 18,072,339.05 and 39,731,901.05 is: 87,350,284.69
Step by Step Solution
- Step 1: Write the proportion equation
18,072,339.05 : 39,731,901.05 = 39,731,901.05 : x - Step 2: Convert to fraction form
18,072,339.05/39,731,901.05 = 39,731,901.05/x - Step 3: Cross multiply
18,072,339.05x = 39,731,901.05 × 39,731,901.05 - Step 4: Simplify right side
18,072,339.05x = 1,578,623,960,798,666.75 - Step 5: Solve for x
x = 1,578,623,960,798,666.75/18,072,339.05 - Step 6: Final answer
x = 87,350,284.69
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.