Finding the Fourth Proportional to 27,785,129.90, 41,684,315.99 and 9,589,481.87
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Solution
The fourth proportional to 27,785,129.90, 41,684,315.99 and 9,589,481.87 is: 14,386,507.95
Step by Step Solution
- Step 1: Write the proportion equation
27,785,129.90 : 41,684,315.99 = 9,589,481.87 : x - Step 2: Convert to fraction form
27,785,129.90/41,684,315.99 = 9,589,481.87/x - Step 3: Cross multiply
27,785,129.90x = 41,684,315.99 × 9,589,481.87 - Step 4: Simplify right side
27,785,129.90x = 399,730,992,193,087.12 - Step 5: Solve for x
x = 399,730,992,193,087.12/27,785,129.90 - Step 6: Final answer
x = 14,386,507.95
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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.