Finding the Fourth Proportional to 11,238,873.75, 16,858,311.35 and 2,719,210.23
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Solution
The fourth proportional to 11,238,873.75, 16,858,311.35 and 2,719,210.23 is: 4,078,815.52
Step by Step Solution
- Step 1: Write the proportion equation
11,238,873.75 : 16,858,311.35 = 2,719,210.23 : x - Step 2: Convert to fraction form
11,238,873.75/16,858,311.35 = 2,719,210.23/x - Step 3: Cross multiply
11,238,873.75x = 16,858,311.35 × 2,719,210.23 - Step 4: Simplify right side
11,238,873.75x = 45,841,292,669,849.05 - Step 5: Solve for x
x = 45,841,292,669,849.05/11,238,873.75 - Step 6: Final answer
x = 4,078,815.52
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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.