Finding the Fourth Proportional to 5,392,122.66, 8,092,201.05 and 3,956,515.65
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Solution
The fourth proportional to 5,392,122.66, 8,092,201.05 and 3,956,515.65 is: 5,937,721.03
Step by Step Solution
- Step 1: Write the proportion equation
5,392,122.66 : 8,092,201.05 = 3,956,515.65 : x - Step 2: Convert to fraction form
5,392,122.66/8,092,201.05 = 3,956,515.65/x - Step 3: Cross multiply
5,392,122.66x = 8,092,201.05 × 3,956,515.65 - Step 4: Simplify right side
5,392,122.66x = 32,016,920,097,271.43 - Step 5: Solve for x
x = 32,016,920,097,271.43/5,392,122.66 - Step 6: Final answer
x = 5,937,721.03
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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.