Finding the Fourth Proportional to 17,671,122.68, 26,503,731.30 and 4,892,919.08
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Solution
The fourth proportional to 17,671,122.68, 26,503,731.30 and 4,892,919.08 is: 7,338,561.05
Step by Step Solution
- Step 1: Write the proportion equation
17,671,122.68 : 26,503,731.30 = 4,892,919.08 : x - Step 2: Convert to fraction form
17,671,122.68/26,503,731.30 = 4,892,919.08/x - Step 3: Cross multiply
17,671,122.68x = 26,503,731.30 × 4,892,919.08 - Step 4: Simplify right side
17,671,122.68x = 129,680,612,568,963.20 - Step 5: Solve for x
x = 129,680,612,568,963.20/17,671,122.68 - Step 6: Final answer
x = 7,338,561.05
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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.