Finding the Fourth Proportional to 26,599,173.12, 39,899,944.96 and 8,153,758.72
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Solution
The fourth proportional to 26,599,173.12, 39,899,944.96 and 8,153,758.72 is: 12,231,001.42
Step by Step Solution
- Step 1: Write the proportion equation
26,599,173.12 : 39,899,944.96 = 8,153,758.72 : x - Step 2: Convert to fraction form
26,599,173.12/39,899,944.96 = 8,153,758.72/x - Step 3: Cross multiply
26,599,173.12x = 39,899,944.96 × 8,153,758.72 - Step 4: Simplify right side
26,599,173.12x = 325,334,524,145,120.06 - Step 5: Solve for x
x = 325,334,524,145,120.06/26,599,173.12 - Step 6: Final answer
x = 12,231,001.42
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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.