Finding the Fourth Proportional to 8,545,941.18, 12,814,800.21 and 2,862,190.62
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Solution
The fourth proportional to 8,545,941.18, 12,814,800.21 and 2,862,190.62 is: 4,291,908.89
Step by Step Solution
- Step 1: Write the proportion equation
8,545,941.18 : 12,814,800.21 = 2,862,190.62 : x - Step 2: Convert to fraction form
8,545,941.18/12,814,800.21 = 2,862,190.62/x - Step 3: Cross multiply
8,545,941.18x = 12,814,800.21 × 2,862,190.62 - Step 4: Simplify right side
8,545,941.18x = 36,678,400,958,236.03 - Step 5: Solve for x
x = 36,678,400,958,236.03/8,545,941.18 - Step 6: Final answer
x = 4,291,908.89
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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.