Finding the Fourth Proportional to 50,922,658.24, 76,383,239.40 and 12,584,171.44
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Solution
The fourth proportional to 50,922,658.24, 76,383,239.40 and 12,584,171.44 is: 18,876,072.32
Step by Step Solution
- Step 1: Write the proportion equation
50,922,658.24 : 76,383,239.40 = 12,584,171.44 : x - Step 2: Convert to fraction form
50,922,658.24/76,383,239.40 = 12,584,171.44/x - Step 3: Cross multiply
50,922,658.24x = 76,383,239.40 × 12,584,171.44 - Step 4: Simplify right side
50,922,658.24x = 961,219,779,752,162.75 - Step 5: Solve for x
x = 961,219,779,752,162.75/50,922,658.24 - Step 6: Final answer
x = 18,876,072.32
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1.5x scale
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.