Finding the Fourth Proportional to 10,165,763.44, 15,245,262.20 and 4,098,928.24
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Solution
The fourth proportional to 10,165,763.44, 15,245,262.20 and 4,098,928.24 is: 6,147,028.32
Step by Step Solution
- Step 1: Write the proportion equation
10,165,763.44 : 15,245,262.20 = 4,098,928.24 : x - Step 2: Convert to fraction form
10,165,763.44/15,245,262.20 = 4,098,928.24/x - Step 3: Cross multiply
10,165,763.44x = 15,245,262.20 × 4,098,928.24 - Step 4: Simplify right side
10,165,763.44x = 62,489,235,757,784.53 - Step 5: Solve for x
x = 62,489,235,757,784.53/10,165,763.44 - Step 6: Final answer
x = 6,147,028.32
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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.