Finding the Fourth Proportional to 6,744,956.57, 10,115,985.21 and 2,134,308.08
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Solution
The fourth proportional to 6,744,956.57, 10,115,985.21 and 2,134,308.08 is: 3,201,003.41
Step by Step Solution
- Step 1: Write the proportion equation
6,744,956.57 : 10,115,985.21 = 2,134,308.08 : x - Step 2: Convert to fraction form
6,744,956.57/10,115,985.21 = 2,134,308.08/x - Step 3: Cross multiply
6,744,956.57x = 10,115,985.21 × 2,134,308.08 - Step 4: Simplify right side
6,744,956.57x = 21,590,628,988,149.80 - Step 5: Solve for x
x = 21,590,628,988,149.80/6,744,956.57 - Step 6: Final answer
x = 3,201,003.41
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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.