Finding the Fourth Proportional to 12,083,873.51, 18,125,318.69 and 2,985,741.98
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Solution
The fourth proportional to 12,083,873.51, 18,125,318.69 and 2,985,741.98 is: 4,478,491.50
Step by Step Solution
- Step 1: Write the proportion equation
12,083,873.51 : 18,125,318.69 = 2,985,741.98 : x - Step 2: Convert to fraction form
12,083,873.51/18,125,318.69 = 2,985,741.98/x - Step 3: Cross multiply
12,083,873.51x = 18,125,318.69 × 2,985,741.98 - Step 4: Simplify right side
12,083,873.51x = 54,117,524,808,056.30 - Step 5: Solve for x
x = 54,117,524,808,056.30/12,083,873.51 - Step 6: Final answer
x = 4,478,491.50
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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.