Finding the Fourth Proportional to 20,310,684.11, 30,473,610.35 and 8,183,588.08
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Solution
The fourth proportional to 20,310,684.11, 30,473,610.35 and 8,183,588.08 is: 12,278,437.94
Step by Step Solution
- Step 1: Write the proportion equation
20,310,684.11 : 30,473,610.35 = 8,183,588.08 : x - Step 2: Convert to fraction form
20,310,684.11/30,473,610.35 = 8,183,588.08/x - Step 3: Cross multiply
20,310,684.11x = 30,473,610.35 × 8,183,588.08 - Step 4: Simplify right side
20,310,684.11x = 249,383,474,338,640.59 - Step 5: Solve for x
x = 249,383,474,338,640.59/20,310,684.11 - Step 6: Final answer
x = 12,278,437.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.