Finding the Fourth Proportional to 8,107,991.24, 11,189,029.05 and 4,436,908.67
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Solution
The fourth proportional to 8,107,991.24, 11,189,029.05 and 4,436,908.67 is: 6,122,934.59
Step by Step Solution
- Step 1: Write the proportion equation
8,107,991.24 : 11,189,029.05 = 4,436,908.67 : x - Step 2: Convert to fraction form
8,107,991.24/11,189,029.05 = 4,436,908.67/x - Step 3: Cross multiply
8,107,991.24x = 11,189,029.05 × 4,436,908.67 - Step 4: Simplify right side
8,107,991.24x = 49,644,700,000,826.87 - Step 5: Solve for x
x = 49,644,700,000,826.87/8,107,991.24 - Step 6: Final answer
x = 6,122,934.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.