Finding the Fourth Proportional to 12,199,441.41, 18,299,204.87 and 3,101,539.97
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Solution
The fourth proportional to 12,199,441.41, 18,299,204.87 and 3,101,539.97 is: 4,652,320.83
Step by Step Solution
- Step 1: Write the proportion equation
12,199,441.41 : 18,299,204.87 = 3,101,539.97 : x - Step 2: Convert to fraction form
12,199,441.41/18,299,204.87 = 3,101,539.97/x - Step 3: Cross multiply
12,199,441.41x = 18,299,204.87 × 3,101,539.97 - Step 4: Simplify right side
12,199,441.41x = 56,755,715,353,763.96 - Step 5: Solve for x
x = 56,755,715,353,763.96/12,199,441.41 - Step 6: Final answer
x = 4,652,320.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.