Finding the Fourth Proportional to 30,297,681.21, 41,810,846.85 and 17,244,939.99
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Solution
The fourth proportional to 30,297,681.21, 41,810,846.85 and 17,244,939.99 is: 23,798,043.81
Step by Step Solution
- Step 1: Write the proportion equation
30,297,681.21 : 41,810,846.85 = 17,244,939.99 : x - Step 2: Convert to fraction form
30,297,681.21/41,810,846.85 = 17,244,939.99/x - Step 3: Cross multiply
30,297,681.21x = 41,810,846.85 × 17,244,939.99 - Step 4: Simplify right side
30,297,681.21x = 721,025,544,859,330.50 - Step 5: Solve for x
x = 721,025,544,859,330.50/30,297,681.21 - Step 6: Final answer
x = 23,798,043.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.