Finding the Fourth Proportional to 5,395,162.32, 7,445,235.96 and 2,947,720.68
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Solution
The fourth proportional to 5,395,162.32, 7,445,235.96 and 2,947,720.68 is: 4,067,806.44
Step by Step Solution
- Step 1: Write the proportion equation
5,395,162.32 : 7,445,235.96 = 2,947,720.68 : x - Step 2: Convert to fraction form
5,395,162.32/7,445,235.96 = 2,947,720.68/x - Step 3: Cross multiply
5,395,162.32x = 7,445,235.96 × 2,947,720.68 - Step 4: Simplify right side
5,395,162.32x = 21,946,476,006,771.65 - Step 5: Solve for x
x = 21,946,476,006,771.65/5,395,162.32 - Step 6: Final answer
x = 4,067,806.44
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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.