Finding the Fourth Proportional to 29,135,021.80, 40,713,447.80 and 29,135,021.80
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Solution
The fourth proportional to 29,135,021.80, 40,713,447.80 and 29,135,021.80 is: 40,713,447.80
Step by Step Solution
- Step 1: Write the proportion equation
29,135,021.80 : 40,713,447.80 = 29,135,021.80 : x - Step 2: Convert to fraction form
29,135,021.80/40,713,447.80 = 29,135,021.80/x - Step 3: Cross multiply
29,135,021.80x = 40,713,447.80 × 29,135,021.80 - Step 4: Simplify right side
29,135,021.80x = 1,186,187,189,206,162 - Step 5: Solve for x
x = 1,186,187,189,206,162/29,135,021.80 - Step 6: Final answer
x = 40,713,447.80
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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.