Finding the Fourth Proportional to 11,969,384.99, 17,956,599.35 and 3,881,729.97
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Solution
The fourth proportional to 11,969,384.99, 17,956,599.35 and 3,881,729.97 is: 5,823,412.81
Step by Step Solution
- Step 1: Write the proportion equation
11,969,384.99 : 17,956,599.35 = 3,881,729.97 : x - Step 2: Convert to fraction form
11,969,384.99/17,956,599.35 = 3,881,729.97/x - Step 3: Cross multiply
11,969,384.99x = 17,956,599.35 × 3,881,729.97 - Step 4: Simplify right side
11,969,384.99x = 69,702,669,836,768.87 - Step 5: Solve for x
x = 69,702,669,836,768.87/11,969,384.99 - Step 6: Final answer
x = 5,823,412.81
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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.