Finding the Fourth Proportional to 7,571,514.36, 11,357,369.94 and 2,180,253.18
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Solution
The fourth proportional to 7,571,514.36, 11,357,369.94 and 2,180,253.18 is: 3,270,408.10
Step by Step Solution
- Step 1: Write the proportion equation
7,571,514.36 : 11,357,369.94 = 2,180,253.18 : x - Step 2: Convert to fraction form
7,571,514.36/11,357,369.94 = 2,180,253.18/x - Step 3: Cross multiply
7,571,514.36x = 11,357,369.94 × 2,180,253.18 - Step 4: Simplify right side
7,571,514.36x = 24,761,941,928,121.41 - Step 5: Solve for x
x = 24,761,941,928,121.41/7,571,514.36 - Step 6: Final answer
x = 3,270,408.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.