Finding the Fourth Proportional to 6,189,089.85, 9,283,749.39 and 2,145,709.44
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Solution
The fourth proportional to 6,189,089.85, 9,283,749.39 and 2,145,709.44 is: 3,218,603.90
Step by Step Solution
- Step 1: Write the proportion equation
6,189,089.85 : 9,283,749.39 = 2,145,709.44 : x - Step 2: Convert to fraction form
6,189,089.85/9,283,749.39 = 2,145,709.44/x - Step 3: Cross multiply
6,189,089.85x = 9,283,749.39 × 2,145,709.44 - Step 4: Simplify right side
6,189,089.85x = 19,920,228,704,717.24 - Step 5: Solve for x
x = 19,920,228,704,717.24/6,189,089.85 - Step 6: Final answer
x = 3,218,603.90
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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.