Finding the Fourth Proportional to 8,787,828.92, 13,183,165.20 and 2,721,134.84
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Solution
The fourth proportional to 8,787,828.92, 13,183,165.20 and 2,721,134.84 is: 4,082,142.52
Step by Step Solution
- Step 1: Write the proportion equation
8,787,828.92 : 13,183,165.20 = 2,721,134.84 : x - Step 2: Convert to fraction form
8,787,828.92/13,183,165.20 = 2,721,134.84/x - Step 3: Cross multiply
8,787,828.92x = 13,183,165.20 × 2,721,134.84 - Step 4: Simplify right side
8,787,828.92x = 35,873,170,127,195.56 - Step 5: Solve for x
x = 35,873,170,127,195.56/8,787,828.92 - Step 6: Final answer
x = 4,082,142.52
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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.