Finding the Fourth Proportional to 48,945,896.70, 73,418,845.05 and 40,983,272.70
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Solution
The fourth proportional to 48,945,896.70, 73,418,845.05 and 40,983,272.70 is: 61,474,909.05
Step by Step Solution
- Step 1: Write the proportion equation
48,945,896.70 : 73,418,845.05 = 40,983,272.70 : x - Step 2: Convert to fraction form
48,945,896.70/73,418,845.05 = 40,983,272.70/x - Step 3: Cross multiply
48,945,896.70x = 73,418,845.05 × 40,983,272.70 - Step 4: Simplify right side
48,945,896.70x = 3,008,944,548,003,195 - Step 5: Solve for x
x = 3,008,944,548,003,195/48,945,896.70 - Step 6: Final answer
x = 61,474,909.05
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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.