Finding the Fourth Proportional to 19,683,096.60, 29,524,644.90 and 18,248,205.90
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Solution
The fourth proportional to 19,683,096.60, 29,524,644.90 and 18,248,205.90 is: 27,372,308.85
Step by Step Solution
- Step 1: Write the proportion equation
19,683,096.60 : 29,524,644.90 = 18,248,205.90 : x - Step 2: Convert to fraction form
19,683,096.60/29,524,644.90 = 18,248,205.90/x - Step 3: Cross multiply
19,683,096.60x = 29,524,644.90 × 18,248,205.90 - Step 4: Simplify right side
19,683,096.60x = 538,771,799,259,584.81 - Step 5: Solve for x
x = 538,771,799,259,584.81/19,683,096.60 - Step 6: Final answer
x = 27,372,308.85
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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.