Finding the Fourth Proportional to 17,744,485.20, 26,616,727.80 and 11,686,057.80
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Solution
The fourth proportional to 17,744,485.20, 26,616,727.80 and 11,686,057.80 is: 17,529,086.70
Step by Step Solution
- Step 1: Write the proportion equation
17,744,485.20 : 26,616,727.80 = 11,686,057.80 : x - Step 2: Convert to fraction form
17,744,485.20/26,616,727.80 = 11,686,057.80/x - Step 3: Cross multiply
17,744,485.20x = 26,616,727.80 × 11,686,057.80 - Step 4: Simplify right side
17,744,485.20x = 311,044,619,517,666.88 - Step 5: Solve for x
x = 311,044,619,517,666.88/17,744,485.20 - Step 6: Final answer
x = 17,529,086.70
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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.