Finding the Fourth Proportional to 18,096,648.18, 27,145,161.44 and 7,169,496.96
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Solution
The fourth proportional to 18,096,648.18, 27,145,161.44 and 7,169,496.96 is: 10,754,320.39
Step by Step Solution
- Step 1: Write the proportion equation
18,096,648.18 : 27,145,161.44 = 7,169,496.96 : x - Step 2: Convert to fraction form
18,096,648.18/27,145,161.44 = 7,169,496.96/x - Step 3: Cross multiply
18,096,648.18x = 27,145,161.44 × 7,169,496.96 - Step 4: Simplify right side
18,096,648.18x = 194,617,152,422,789.22 - Step 5: Solve for x
x = 194,617,152,422,789.22/18,096,648.18 - Step 6: Final answer
x = 10,754,320.39
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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.