Finding the Fourth Proportional to 11,664,135.60, 17,490,954.60 and 4,473,279.60
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Solution
The fourth proportional to 11,664,135.60, 17,490,954.60 and 4,473,279.60 is: 6,707,906.45
Step by Step Solution
- Step 1: Write the proportion equation
11,664,135.60 : 17,490,954.60 = 4,473,279.60 : x - Step 2: Convert to fraction form
11,664,135.60/17,490,954.60 = 4,473,279.60/x - Step 3: Cross multiply
11,664,135.60x = 17,490,954.60 × 4,473,279.60 - Step 4: Simplify right side
11,664,135.60x = 78,241,930,396,706.16 - Step 5: Solve for x
x = 78,241,930,396,706.16/11,664,135.60 - Step 6: Final answer
x = 6,707,906.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.