Finding the Fourth Proportional to 7,893,022.12, 10,892,370.18 and 4,271,350.12
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Solution
The fourth proportional to 7,893,022.12, 10,892,370.18 and 4,271,350.12 is: 5,894,462.98
Step by Step Solution
- Step 1: Write the proportion equation
7,893,022.12 : 10,892,370.18 = 4,271,350.12 : x - Step 2: Convert to fraction form
7,893,022.12/10,892,370.18 = 4,271,350.12/x - Step 3: Cross multiply
7,893,022.12x = 10,892,370.18 × 4,271,350.12 - Step 4: Simplify right side
7,893,022.12x = 46,525,126,675,427.42 - Step 5: Solve for x
x = 46,525,126,675,427.42/7,893,022.12 - Step 6: Final answer
x = 5,894,462.98
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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.