Finding the Fourth Proportional to 20,545,250.94, 30,818,269.26 and 6,712,247.79
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Solution
The fourth proportional to 20,545,250.94, 30,818,269.26 and 6,712,247.79 is: 10,068,500.03
Step by Step Solution
- Step 1: Write the proportion equation
20,545,250.94 : 30,818,269.26 = 6,712,247.79 : x - Step 2: Convert to fraction form
20,545,250.94/30,818,269.26 = 6,712,247.79/x - Step 3: Cross multiply
20,545,250.94x = 30,818,269.26 × 6,712,247.79 - Step 4: Simplify right side
20,545,250.94x = 206,859,859,732,059.94 - Step 5: Solve for x
x = 206,859,859,732,059.94/20,545,250.94 - Step 6: Final answer
x = 10,068,500.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.