Finding the Fourth Proportional to 29,524,234.62, 40,697,048.37 and 20,215,707.33
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Solution
The fourth proportional to 29,524,234.62, 40,697,048.37 and 20,215,707.33 is: 27,865,908.45
Step by Step Solution
- Step 1: Write the proportion equation
29,524,234.62 : 40,697,048.37 = 20,215,707.33 : x - Step 2: Convert to fraction form
29,524,234.62/40,697,048.37 = 20,215,707.33/x - Step 3: Cross multiply
29,524,234.62x = 40,697,048.37 × 20,215,707.33 - Step 4: Simplify right side
29,524,234.62x = 822,719,619,042,773.38 - Step 5: Solve for x
x = 822,719,619,042,773.38/29,524,234.62 - Step 6: Final answer
x = 27,865,908.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.