Finding the Fourth Proportional to 11,297,352.40, 16,940,704.12 and 4,103,815.12
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Solution
The fourth proportional to 11,297,352.40, 16,940,704.12 and 4,103,815.12 is: 6,153,788.54
Step by Step Solution
- Step 1: Write the proportion equation
11,297,352.40 : 16,940,704.12 = 4,103,815.12 : x - Step 2: Convert to fraction form
11,297,352.40/16,940,704.12 = 4,103,815.12/x - Step 3: Cross multiply
11,297,352.40x = 16,940,704.12 × 4,103,815.12 - Step 4: Simplify right side
11,297,352.40x = 69,521,517,711,102.30 - Step 5: Solve for x
x = 69,521,517,711,102.30/11,297,352.40 - Step 6: Final answer
x = 6,153,788.54
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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.