Finding the Fourth Proportional to 12,193,930.08, 18,289,114.62 and 3,555,709.26
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Solution
The fourth proportional to 12,193,930.08, 18,289,114.62 and 3,555,709.26 is: 5,333,044.70
Step by Step Solution
- Step 1: Write the proportion equation
12,193,930.08 : 18,289,114.62 = 3,555,709.26 : x - Step 2: Convert to fraction form
12,193,930.08/18,289,114.62 = 3,555,709.26/x - Step 3: Cross multiply
12,193,930.08x = 18,289,114.62 × 3,555,709.26 - Step 4: Simplify right side
12,193,930.08x = 65,030,774,211,535.38 - Step 5: Solve for x
x = 65,030,774,211,535.38/12,193,930.08 - Step 6: Final answer
x = 5,333,044.70
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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.