Finding the Fourth Proportional to 11,305,874.60, 16,948,548.84 and 4,112,322.92
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Solution
The fourth proportional to 11,305,874.60, 16,948,548.84 and 4,112,322.92 is: 6,164,751.36
Step by Step Solution
- Step 1: Write the proportion equation
11,305,874.60 : 16,948,548.84 = 4,112,322.92 : x - Step 2: Convert to fraction form
11,305,874.60/16,948,548.84 = 4,112,322.92/x - Step 3: Cross multiply
11,305,874.60x = 16,948,548.84 × 4,112,322.92 - Step 4: Simplify right side
11,305,874.60x = 69,697,905,855,471.41 - Step 5: Solve for x
x = 69,697,905,855,471.41/11,305,874.60 - Step 6: Final answer
x = 6,164,751.36
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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.