Finding the Fourth Proportional to 10,170,178.53, 14,034,949.37 and 5,524,054.28
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Solution
The fourth proportional to 10,170,178.53, 14,034,949.37 and 5,524,054.28 is: 7,623,250.84
Step by Step Solution
- Step 1: Write the proportion equation
10,170,178.53 : 14,034,949.37 = 5,524,054.28 : x - Step 2: Convert to fraction form
10,170,178.53/14,034,949.37 = 5,524,054.28/x - Step 3: Cross multiply
10,170,178.53x = 14,034,949.37 × 5,524,054.28 - Step 4: Simplify right side
10,170,178.53x = 77,529,822,039,136.80 - Step 5: Solve for x
x = 77,529,822,039,136.80/10,170,178.53 - Step 6: Final answer
x = 7,623,250.84
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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.