Finding the Fourth Proportional to 11,071,760.99, 15,279,039.65 and 6,176,984.14
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Solution
The fourth proportional to 11,071,760.99, 15,279,039.65 and 6,176,984.14 is: 8,524,243.41
Step by Step Solution
- Step 1: Write the proportion equation
11,071,760.99 : 15,279,039.65 = 6,176,984.14 : x - Step 2: Convert to fraction form
11,071,760.99/15,279,039.65 = 6,176,984.14/x - Step 3: Cross multiply
11,071,760.99x = 15,279,039.65 × 6,176,984.14 - Step 4: Simplify right side
11,071,760.99x = 94,378,385,627,022.42 - Step 5: Solve for x
x = 94,378,385,627,022.42/11,071,760.99 - Step 6: Final answer
x = 8,524,243.41
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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.