Finding the Fourth Proportional to 18,214,385.56, 27,313,800.80 and 10,543,325.36
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Solution
The fourth proportional to 18,214,385.56, 27,313,800.80 and 10,543,325.36 is: 15,810,486.04
Step by Step Solution
- Step 1: Write the proportion equation
18,214,385.56 : 27,313,800.80 = 10,543,325.36 : x - Step 2: Convert to fraction form
18,214,385.56/27,313,800.80 = 10,543,325.36/x - Step 3: Cross multiply
18,214,385.56x = 27,313,800.80 × 10,543,325.36 - Step 4: Simplify right side
18,214,385.56x = 287,978,288,652,628.25 - Step 5: Solve for x
x = 287,978,288,652,628.25/18,214,385.56 - Step 6: Final answer
x = 15,810,486.04
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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.