Finding the Fourth Proportional to 8,353,423.94, 12,530,145.90 and 2,288,207.97
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Solution
The fourth proportional to 8,353,423.94, 12,530,145.90 and 2,288,207.97 is: 3,432,314.69
Step by Step Solution
- Step 1: Write the proportion equation
8,353,423.94 : 12,530,145.90 = 2,288,207.97 : x - Step 2: Convert to fraction form
8,353,423.94/12,530,145.90 = 2,288,207.97/x - Step 3: Cross multiply
8,353,423.94x = 12,530,145.90 × 2,288,207.97 - Step 4: Simplify right side
8,353,423.94x = 28,671,579,713,642.83 - Step 5: Solve for x
x = 28,671,579,713,642.83/8,353,423.94 - Step 6: Final answer
x = 3,432,314.69
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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.