Finding the Fourth Proportional to 16,203,202.68, 22,360,296.06 and 8,861,006.28
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Solution
The fourth proportional to 16,203,202.68, 22,360,296.06 and 8,861,006.28 is: 12,228,121.05
Step by Step Solution
- Step 1: Write the proportion equation
16,203,202.68 : 22,360,296.06 = 8,861,006.28 : x - Step 2: Convert to fraction form
16,203,202.68/22,360,296.06 = 8,861,006.28/x - Step 3: Cross multiply
16,203,202.68x = 22,360,296.06 × 8,861,006.28 - Step 4: Simplify right side
16,203,202.68x = 198,134,723,810,319.22 - Step 5: Solve for x
x = 198,134,723,810,319.22/16,203,202.68 - Step 6: Final answer
x = 12,228,121.05
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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.