Finding the Fourth Proportional to 11,768,029.80, 17,652,044.70 and 3,789,853.80
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Solution
The fourth proportional to 11,768,029.80, 17,652,044.70 and 3,789,853.80 is: 5,684,780.70
Step by Step Solution
- Step 1: Write the proportion equation
11,768,029.80 : 17,652,044.70 = 3,789,853.80 : x - Step 2: Convert to fraction form
11,768,029.80/17,652,044.70 = 3,789,853.80/x - Step 3: Cross multiply
11,768,029.80x = 17,652,044.70 × 3,789,853.80 - Step 4: Simplify right side
11,768,029.80x = 66,898,668,684,064.85 - Step 5: Solve for x
x = 66,898,668,684,064.85/11,768,029.80 - Step 6: Final answer
x = 5,684,780.70
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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.