Finding the Fourth Proportional to 16,135,343.86, 22,266,208.95 and 8,793,027.17
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Solution
The fourth proportional to 16,135,343.86, 22,266,208.95 and 8,793,027.17 is: 12,134,069.29
Step by Step Solution
- Step 1: Write the proportion equation
16,135,343.86 : 22,266,208.95 = 8,793,027.17 : x - Step 2: Convert to fraction form
16,135,343.86/22,266,208.95 = 8,793,027.17/x - Step 3: Cross multiply
16,135,343.86x = 22,266,208.95 × 8,793,027.17 - Step 4: Simplify right side
16,135,343.86x = 195,787,380,384,157.53 - Step 5: Solve for x
x = 195,787,380,384,157.53/16,135,343.86 - Step 6: Final answer
x = 12,134,069.29
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1.5x scale
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.