Finding the Fourth Proportional to 12,626,338.28, 17,424,351.99 and 6,825,120.01
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Solution
The fourth proportional to 12,626,338.28, 17,424,351.99 and 6,825,120.01 is: 9,418,668.40
Step by Step Solution
- Step 1: Write the proportion equation
12,626,338.28 : 17,424,351.99 = 6,825,120.01 : x - Step 2: Convert to fraction form
12,626,338.28/17,424,351.99 = 6,825,120.01/x - Step 3: Cross multiply
12,626,338.28x = 17,424,351.99 × 6,825,120.01 - Step 4: Simplify right side
12,626,338.28x = 118,923,293,428,232.31 - Step 5: Solve for x
x = 118,923,293,428,232.31/12,626,338.28 - Step 6: Final answer
x = 9,418,668.40
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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.