Finding the Fourth Proportional to 10,982,651.04, 16,474,073.76 and 4,509,286.56
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Solution
The fourth proportional to 10,982,651.04, 16,474,073.76 and 4,509,286.56 is: 6,763,969.75
Step by Step Solution
- Step 1: Write the proportion equation
10,982,651.04 : 16,474,073.76 = 4,509,286.56 : x - Step 2: Convert to fraction form
10,982,651.04/16,474,073.76 = 4,509,286.56/x - Step 3: Cross multiply
10,982,651.04x = 16,474,073.76 × 4,509,286.56 - Step 4: Simplify right side
10,982,651.04x = 74,286,319,394,416.66 - Step 5: Solve for x
x = 74,286,319,394,416.66/10,982,651.04 - Step 6: Final answer
x = 6,763,969.75
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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.