Finding the Fourth Proportional to 39,383,584.58, 59,084,656.13 and 13,476,167.99
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Solution
The fourth proportional to 39,383,584.58, 59,084,656.13 and 13,476,167.99 is: 20,217,427.14
Step by Step Solution
- Step 1: Write the proportion equation
39,383,584.58 : 59,084,656.13 = 13,476,167.99 : x - Step 2: Convert to fraction form
39,383,584.58/59,084,656.13 = 13,476,167.99/x - Step 3: Cross multiply
39,383,584.58x = 59,084,656.13 × 13,476,167.99 - Step 4: Simplify right side
39,383,584.58x = 796,234,751,639,263.38 - Step 5: Solve for x
x = 796,234,751,639,263.38/39,383,584.58 - Step 6: Final answer
x = 20,217,427.14
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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.