Finding the Fourth Proportional to 11,229,819.48, 16,844,732.19 and 3,143,986.11
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Solution
The fourth proportional to 11,229,819.48, 16,844,732.19 and 3,143,986.11 is: 4,715,980.00
Step by Step Solution
- Step 1: Write the proportion equation
11,229,819.48 : 16,844,732.19 = 3,143,986.11 : x - Step 2: Convert to fraction form
11,229,819.48/16,844,732.19 = 3,143,986.11/x - Step 3: Cross multiply
11,229,819.48x = 16,844,732.19 × 3,143,986.11 - Step 4: Simplify right side
11,229,819.48x = 52,959,604,032,029.88 - Step 5: Solve for x
x = 52,959,604,032,029.88/11,229,819.48 - Step 6: Final answer
x = 4,715,980.00
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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.