Finding the Fourth Proportional to 4,430,181.32, 6,113,614.02 and 2,470,036.09
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Solution
The fourth proportional to 4,430,181.32, 6,113,614.02 and 2,470,036.09 is: 3,408,629.62
Step by Step Solution
- Step 1: Write the proportion equation
4,430,181.32 : 6,113,614.02 = 2,470,036.09 : x - Step 2: Convert to fraction form
4,430,181.32/6,113,614.02 = 2,470,036.09/x - Step 3: Cross multiply
4,430,181.32x = 6,113,614.02 × 2,470,036.09 - Step 4: Simplify right side
4,430,181.32x = 15,100,847,257,379.80 - Step 5: Solve for x
x = 15,100,847,257,379.80/4,430,181.32 - Step 6: Final answer
x = 3,408,629.62
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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.