Finding the Fourth Proportional to 6,392,624.13, 9,589,428.27 and 2,132,785.53
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Solution
The fourth proportional to 6,392,624.13, 9,589,428.27 and 2,132,785.53 is: 3,199,342.47
Step by Step Solution
- Step 1: Write the proportion equation
6,392,624.13 : 9,589,428.27 = 2,132,785.53 : x - Step 2: Convert to fraction form
6,392,624.13/9,589,428.27 = 2,132,785.53/x - Step 3: Cross multiply
6,392,624.13x = 9,589,428.27 × 2,132,785.53 - Step 4: Simplify right side
6,392,624.13x = 20,452,193,855,228.93 - Step 5: Solve for x
x = 20,452,193,855,228.93/6,392,624.13 - Step 6: Final answer
x = 3,199,342.47
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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.