Finding the Fourth Proportional to 16,122,624.77, 22,250,158.09 and 12,141,770.97
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Solution
The fourth proportional to 16,122,624.77, 22,250,158.09 and 12,141,770.97 is: 16,756,348.76
Step by Step Solution
- Step 1: Write the proportion equation
16,122,624.77 : 22,250,158.09 = 12,141,770.97 : x - Step 2: Convert to fraction form
16,122,624.77/22,250,158.09 = 12,141,770.97/x - Step 3: Cross multiply
16,122,624.77x = 22,250,158.09 × 12,141,770.97 - Step 4: Simplify right side
16,122,624.77x = 270,156,323,575,072.66 - Step 5: Solve for x
x = 270,156,323,575,072.66/16,122,624.77 - Step 6: Final answer
x = 16,756,348.76
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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.