Finding the Fourth Proportional to 41,158,190.74, 61,761,201.09 and 18,439,088.08
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Solution
The fourth proportional to 41,158,190.74, 61,761,201.09 and 18,439,088.08 is: 27,669,346.16
Step by Step Solution
- Step 1: Write the proportion equation
41,158,190.74 : 61,761,201.09 = 18,439,088.08 : x - Step 2: Convert to fraction form
41,158,190.74/61,761,201.09 = 18,439,088.08/x - Step 3: Cross multiply
41,158,190.74x = 61,761,201.09 × 18,439,088.08 - Step 4: Simplify right side
41,158,190.74x = 1,138,820,226,825,102 - Step 5: Solve for x
x = 1,138,820,226,825,102/41,158,190.74 - Step 6: Final answer
x = 27,669,346.16
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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.