Finding the Fourth Proportional to 8,283,686.56, 12,420,455.60 and 3,229,092
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Solution
The fourth proportional to 8,283,686.56, 12,420,455.60 and 3,229,092 is: 4,841,659.99
Step by Step Solution
- Step 1: Write the proportion equation
8,283,686.56 : 12,420,455.60 = 3,229,092 : x - Step 2: Convert to fraction form
8,283,686.56/12,420,455.60 = 3,229,092/x - Step 3: Cross multiply
8,283,686.56x = 12,420,455.60 × 3,229,092 - Step 4: Simplify right side
8,283,686.56x = 40,106,793,814,315.20 - Step 5: Solve for x
x = 40,106,793,814,315.20/8,283,686.56 - Step 6: Final answer
x = 4,841,659.99
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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.