Finding the Fourth Proportional to 38,271,062.44, 52,820,122.98 and 22,810,115.08
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Solution
The fourth proportional to 38,271,062.44, 52,820,122.98 and 22,810,115.08 is: 31,481,568.76
Step by Step Solution
- Step 1: Write the proportion equation
38,271,062.44 : 52,820,122.98 = 22,810,115.08 : x - Step 2: Convert to fraction form
38,271,062.44/52,820,122.98 = 22,810,115.08/x - Step 3: Cross multiply
38,271,062.44x = 52,820,122.98 × 22,810,115.08 - Step 4: Simplify right side
38,271,062.44x = 1,204,833,083,713,552.25 - Step 5: Solve for x
x = 1,204,833,083,713,552.25/38,271,062.44 - Step 6: Final answer
x = 31,481,568.76
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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.