Finding the Fourth Proportional to 11,202,953.90, 16,806,504.45 and 3,630,166.70
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Solution
The fourth proportional to 11,202,953.90, 16,806,504.45 and 3,630,166.70 is: 5,445,921.97
Step by Step Solution
- Step 1: Write the proportion equation
11,202,953.90 : 16,806,504.45 = 3,630,166.70 : x - Step 2: Convert to fraction form
11,202,953.90/16,806,504.45 = 3,630,166.70/x - Step 3: Cross multiply
11,202,953.90x = 16,806,504.45 × 3,630,166.70 - Step 4: Simplify right side
11,202,953.90x = 61,010,412,797,791.81 - Step 5: Solve for x
x = 61,010,412,797,791.81/11,202,953.90 - Step 6: Final answer
x = 5,445,921.97
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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.