Finding the Fourth Proportional to 19,330,843.26, 26,675,880.84 and 10,628,954.94
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Solution
The fourth proportional to 19,330,843.26, 26,675,880.84 and 10,628,954.94 is: 14,667,582.35
Step by Step Solution
- Step 1: Write the proportion equation
19,330,843.26 : 26,675,880.84 = 10,628,954.94 : x - Step 2: Convert to fraction form
19,330,843.26/26,675,880.84 = 10,628,954.94/x - Step 3: Cross multiply
19,330,843.26x = 26,675,880.84 × 10,628,954.94 - Step 4: Simplify right side
19,330,843.26x = 283,536,735,433,169.31 - Step 5: Solve for x
x = 283,536,735,433,169.31/19,330,843.26 - Step 6: Final answer
x = 14,667,582.35
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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.