Finding the Fourth Proportional to 17,589,340.80, 26,381,246.40 and 6,228,163.20
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Solution
The fourth proportional to 17,589,340.80, 26,381,246.40 and 6,228,163.20 is: 9,341,265.82
Step by Step Solution
- Step 1: Write the proportion equation
17,589,340.80 : 26,381,246.40 = 6,228,163.20 : x - Step 2: Convert to fraction form
17,589,340.80/26,381,246.40 = 6,228,163.20/x - Step 3: Cross multiply
17,589,340.80x = 26,381,246.40 × 6,228,163.20 - Step 4: Simplify right side
17,589,340.80x = 164,306,707,998,612.47 - Step 5: Solve for x
x = 164,306,707,998,612.47/17,589,340.80 - Step 6: Final answer
x = 9,341,265.82
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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.