Finding the Fourth Proportional to 55,137,434.44, 82,715,135.80 and 16,279,814.56
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Solution
The fourth proportional to 55,137,434.44, 82,715,135.80 and 16,279,814.56 is: 24,422,374.49
Step by Step Solution
- Step 1: Write the proportion equation
55,137,434.44 : 82,715,135.80 = 16,279,814.56 : x - Step 2: Convert to fraction form
55,137,434.44/82,715,135.80 = 16,279,814.56/x - Step 3: Cross multiply
55,137,434.44x = 82,715,135.80 × 16,279,814.56 - Step 4: Simplify right side
55,137,434.44x = 1,346,587,072,129,217.25 - Step 5: Solve for x
x = 1,346,587,072,129,217.25/55,137,434.44 - Step 6: Final answer
x = 24,422,374.49
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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.