Finding the Fourth Proportional to 8,000,757.12, 11,041,044.42 and 4,329,673.80
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Solution
The fourth proportional to 8,000,757.12, 11,041,044.42 and 4,329,673.80 is: 5,974,949.62
Step by Step Solution
- Step 1: Write the proportion equation
8,000,757.12 : 11,041,044.42 = 4,329,673.80 : x - Step 2: Convert to fraction form
8,000,757.12/11,041,044.42 = 4,329,673.80/x - Step 3: Cross multiply
8,000,757.12x = 11,041,044.42 × 4,329,673.80 - Step 4: Simplify right side
8,000,757.12x = 47,804,120,749,910.20 - Step 5: Solve for x
x = 47,804,120,749,910.20/8,000,757.12 - Step 6: Final answer
x = 5,974,949.62
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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.