Finding the Fourth Proportional to 10,306,425.20, 15,460,448.60 and 2,733,390.95
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Solution
The fourth proportional to 10,306,425.20, 15,460,448.60 and 2,733,390.95 is: 4,100,301.45
Step by Step Solution
- Step 1: Write the proportion equation
10,306,425.20 : 15,460,448.60 = 2,733,390.95 : x - Step 2: Convert to fraction form
10,306,425.20/15,460,448.60 = 2,733,390.95/x - Step 3: Cross multiply
10,306,425.20x = 15,460,448.60 × 2,733,390.95 - Step 4: Simplify right side
10,306,425.20x = 42,259,450,215,711.40 - Step 5: Solve for x
x = 42,259,450,215,711.40/10,306,425.20 - Step 6: Final answer
x = 4,100,301.45
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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.