Finding the Fourth Proportional to 5,829,673.20, 8,044,922.39 and 3,216,106.14
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Solution
The fourth proportional to 5,829,673.20, 8,044,922.39 and 3,216,106.14 is: 4,438,211.78
Step by Step Solution
- Step 1: Write the proportion equation
5,829,673.20 : 8,044,922.39 = 3,216,106.14 : x - Step 2: Convert to fraction form
5,829,673.20/8,044,922.39 = 3,216,106.14/x - Step 3: Cross multiply
5,829,673.20x = 8,044,922.39 × 3,216,106.14 - Step 4: Simplify right side
5,829,673.20x = 25,873,324,278,221.95 - Step 5: Solve for x
x = 25,873,324,278,221.95/5,829,673.20 - Step 6: Final answer
x = 4,438,211.78
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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.