Finding the Fourth Proportional to 56,738,110.56, 85,119,122.16 and 18,396,634.80
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Solution
The fourth proportional to 56,738,110.56, 85,119,122.16 and 18,396,634.80 is: 27,598,828.89
Step by Step Solution
- Step 1: Write the proportion equation
56,738,110.56 : 85,119,122.16 = 18,396,634.80 : x - Step 2: Convert to fraction form
56,738,110.56/85,119,122.16 = 18,396,634.80/x - Step 3: Cross multiply
56,738,110.56x = 85,119,122.16 × 18,396,634.80 - Step 4: Simplify right side
56,738,110.56x = 1,565,905,404,874,107.25 - Step 5: Solve for x
x = 1,565,905,404,874,107.25/56,738,110.56 - Step 6: Final answer
x = 27,598,828.89
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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.