Finding the Fourth Proportional to 55,126,963.56, 82,684,135.84 and 14,740,596.84
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Solution
The fourth proportional to 55,126,963.56, 82,684,135.84 and 14,740,596.84 is: 22,109,208.14
Step by Step Solution
- Step 1: Write the proportion equation
55,126,963.56 : 82,684,135.84 = 14,740,596.84 : x - Step 2: Convert to fraction form
55,126,963.56/82,684,135.84 = 14,740,596.84/x - Step 3: Cross multiply
55,126,963.56x = 82,684,135.84 × 14,740,596.84 - Step 4: Simplify right side
55,126,963.56x = 1,218,813,511,481,234.75 - Step 5: Solve for x
x = 1,218,813,511,481,234.75/55,126,963.56 - Step 6: Final answer
x = 22,109,208.14
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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.