Finding the Fourth Proportional to 17,744,713.20, 26,617,069.80 and 11,686,285.80
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Solution
The fourth proportional to 17,744,713.20, 26,617,069.80 and 11,686,285.80 is: 17,529,428.70
Step by Step Solution
- Step 1: Write the proportion equation
17,744,713.20 : 26,617,069.80 = 11,686,285.80 : x - Step 2: Convert to fraction form
17,744,713.20/26,617,069.80 = 11,686,285.80/x - Step 3: Cross multiply
17,744,713.20x = 26,617,069.80 × 11,686,285.80 - Step 4: Simplify right side
17,744,713.20x = 311,054,684,841,348.88 - Step 5: Solve for x
x = 311,054,684,841,348.88/17,744,713.20 - Step 6: Final answer
x = 17,529,428.70
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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.