Finding the Fourth Proportional to 8,422,120.71, 12,633,182.26 and 2,032,373.06
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Solution
The fourth proportional to 8,422,120.71, 12,633,182.26 and 2,032,373.06 is: 3,048,559.88
Step by Step Solution
- Step 1: Write the proportion equation
8,422,120.71 : 12,633,182.26 = 2,032,373.06 : x - Step 2: Convert to fraction form
8,422,120.71/12,633,182.26 = 2,032,373.06/x - Step 3: Cross multiply
8,422,120.71x = 12,633,182.26 × 2,032,373.06 - Step 4: Simplify right side
8,422,120.71x = 25,675,339,331,150.48 - Step 5: Solve for x
x = 25,675,339,331,150.48/8,422,120.71 - Step 6: Final answer
x = 3,048,559.88
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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.