Finding the Fourth Proportional to 55,519,491.79, 83,296,659.57 and 33,387,107.68
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Solution
The fourth proportional to 55,519,491.79, 83,296,659.57 and 33,387,107.68 is: 50,091,138.32
Step by Step Solution
- Step 1: Write the proportion equation
55,519,491.79 : 83,296,659.57 = 33,387,107.68 : x - Step 2: Convert to fraction form
55,519,491.79/83,296,659.57 = 33,387,107.68/x - Step 3: Cross multiply
55,519,491.79x = 83,296,659.57 × 33,387,107.68 - Step 4: Simplify right side
55,519,491.79x = 2,781,034,542,447,892 - Step 5: Solve for x
x = 2,781,034,542,447,892/55,519,491.79 - Step 6: Final answer
x = 50,091,138.32
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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.