Finding the Fourth Proportional to 16,135,676.34, 22,266,583.72 and 8,793,351.87
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Solution
The fourth proportional to 16,135,676.34, 22,266,583.72 and 8,793,351.87 is: 12,134,471.56
Step by Step Solution
- Step 1: Write the proportion equation
16,135,676.34 : 22,266,583.72 = 8,793,351.87 : x - Step 2: Convert to fraction form
16,135,676.34/22,266,583.72 = 8,793,351.87/x - Step 3: Cross multiply
16,135,676.34x = 22,266,583.72 × 8,793,351.87 - Step 4: Simplify right side
16,135,676.34x = 195,797,905,592,773.53 - Step 5: Solve for x
x = 195,797,905,592,773.53/16,135,676.34 - Step 6: Final answer
x = 12,134,471.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.