Finding the Fourth Proportional to 8,591,937.20, 12,887,614.20 and 2,202,252.20
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Solution
The fourth proportional to 8,591,937.20, 12,887,614.20 and 2,202,252.20 is: 3,303,303.56
Step by Step Solution
- Step 1: Write the proportion equation
8,591,937.20 : 12,887,614.20 = 2,202,252.20 : x - Step 2: Convert to fraction form
8,591,937.20/12,887,614.20 = 2,202,252.20/x - Step 3: Cross multiply
8,591,937.20x = 12,887,614.20 × 2,202,252.20 - Step 4: Simplify right side
8,591,937.20x = 28,381,776,724,701.24 - Step 5: Solve for x
x = 28,381,776,724,701.24/8,591,937.20 - Step 6: Final answer
x = 3,303,303.56
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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.