Finding the Fourth Proportional to 8,416,308.28, 12,624,993.87 and 3,557,708.80
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Solution
The fourth proportional to 8,416,308.28, 12,624,993.87 and 3,557,708.80 is: 5,336,787.85
Step by Step Solution
- Step 1: Write the proportion equation
8,416,308.28 : 12,624,993.87 = 3,557,708.80 : x - Step 2: Convert to fraction form
8,416,308.28/12,624,993.87 = 3,557,708.80/x - Step 3: Cross multiply
8,416,308.28x = 12,624,993.87 × 3,557,708.80 - Step 4: Simplify right side
8,416,308.28x = 44,916,051,791,245.05 - Step 5: Solve for x
x = 44,916,051,791,245.05/8,416,308.28 - Step 6: Final answer
x = 5,336,787.85
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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.