Finding the Fourth Proportional to 12,199,950.68, 18,287,157.58 and 4,110,130.76
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Solution
The fourth proportional to 12,199,950.68, 18,287,157.58 and 4,110,130.76 is: 6,160,894.48
Step by Step Solution
- Step 1: Write the proportion equation
12,199,950.68 : 18,287,157.58 = 4,110,130.76 : x - Step 2: Convert to fraction form
12,199,950.68/18,287,157.58 = 4,110,130.76/x - Step 3: Cross multiply
12,199,950.68x = 18,287,157.58 × 4,110,130.76 - Step 4: Simplify right side
12,199,950.68x = 75,162,608,780,814.05 - Step 5: Solve for x
x = 75,162,608,780,814.05/12,199,950.68 - Step 6: Final answer
x = 6,160,894.48
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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.