Finding the Fourth Proportional to 11,860,806.60, 16,367,951.44 and 6,633,904.38
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Solution
The fourth proportional to 11,860,806.60, 16,367,951.44 and 6,633,904.38 is: 9,154,809.48
Step by Step Solution
- Step 1: Write the proportion equation
11,860,806.60 : 16,367,951.44 = 6,633,904.38 : x - Step 2: Convert to fraction form
11,860,806.60/16,367,951.44 = 6,633,904.38/x - Step 3: Cross multiply
11,860,806.60x = 16,367,951.44 × 6,633,904.38 - Step 4: Simplify right side
11,860,806.60x = 108,583,424,749,443.30 - Step 5: Solve for x
x = 108,583,424,749,443.30/11,860,806.60 - Step 6: Final answer
x = 9,154,809.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.