Finding the Fourth Proportional to 6,124,351.42, 8,451,055.11 and 3,546,207.10
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Solution
The fourth proportional to 6,124,351.42, 8,451,055.11 and 3,546,207.10 is: 4,893,447.42
Step by Step Solution
- Step 1: Write the proportion equation
6,124,351.42 : 8,451,055.11 = 3,546,207.10 : x - Step 2: Convert to fraction form
6,124,351.42/8,451,055.11 = 3,546,207.10/x - Step 3: Cross multiply
6,124,351.42x = 8,451,055.11 × 3,546,207.10 - Step 4: Simplify right side
6,124,351.42x = 29,969,191,633,573.28 - Step 5: Solve for x
x = 29,969,191,633,573.28/6,124,351.42 - Step 6: Final answer
x = 4,893,447.42
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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.