Finding the Fourth Proportional to 6,717,213.44, 9,269,768.64 and 4,395,698.40
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Solution
The fourth proportional to 6,717,213.44, 9,269,768.64 and 4,395,698.40 is: 6,066,073.01
Step by Step Solution
- Step 1: Write the proportion equation
6,717,213.44 : 9,269,768.64 = 4,395,698.40 : x - Step 2: Convert to fraction form
6,717,213.44/9,269,768.64 = 4,395,698.40/x - Step 3: Cross multiply
6,717,213.44x = 9,269,768.64 × 4,395,698.40 - Step 4: Simplify right side
6,717,213.44x = 40,747,107,179,218.18 - Step 5: Solve for x
x = 40,747,107,179,218.18/6,717,213.44 - Step 6: Final answer
x = 6,066,073.01
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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.