Finding the Fourth Proportional to 12,601,249.10, 18,889,432.05 and 6,206,266.70
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Solution
The fourth proportional to 12,601,249.10, 18,889,432.05 and 6,206,266.70 is: 9,303,272.41
Step by Step Solution
- Step 1: Write the proportion equation
12,601,249.10 : 18,889,432.05 = 6,206,266.70 : x - Step 2: Convert to fraction form
12,601,249.10/18,889,432.05 = 6,206,266.70/x - Step 3: Cross multiply
12,601,249.10x = 18,889,432.05 × 6,206,266.70 - Step 4: Simplify right side
12,601,249.10x = 117,232,853,113,827.75 - Step 5: Solve for x
x = 117,232,853,113,827.75/12,601,249.10 - Step 6: Final answer
x = 9,303,272.41
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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.