Finding the Fourth Proportional to 11,246,620.64, 15,520,410.72 and 6,089,982.08
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Solution
The fourth proportional to 11,246,620.64, 15,520,410.72 and 6,089,982.08 is: 8,404,215.47
Step by Step Solution
- Step 1: Write the proportion equation
11,246,620.64 : 15,520,410.72 = 6,089,982.08 : x - Step 2: Convert to fraction form
11,246,620.64/15,520,410.72 = 6,089,982.08/x - Step 3: Cross multiply
11,246,620.64x = 15,520,410.72 × 6,089,982.08 - Step 4: Simplify right side
11,246,620.64x = 94,519,023,159,039.91 - Step 5: Solve for x
x = 94,519,023,159,039.91/11,246,620.64 - Step 6: Final answer
x = 8,404,215.47
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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.