Finding the Fourth Proportional to 6,347,239.69, 9,520,838.78 and 2,303,722.12
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Solution
The fourth proportional to 6,347,239.69, 9,520,838.78 and 2,303,722.12 is: 3,455,575.64
Step by Step Solution
- Step 1: Write the proportion equation
6,347,239.69 : 9,520,838.78 = 2,303,722.12 : x - Step 2: Convert to fraction form
6,347,239.69/9,520,838.78 = 2,303,722.12/x - Step 3: Cross multiply
6,347,239.69x = 9,520,838.78 × 2,303,722.12 - Step 4: Simplify right side
6,347,239.69x = 21,933,366,863,119.11 - Step 5: Solve for x
x = 21,933,366,863,119.11/6,347,239.69 - Step 6: Final answer
x = 3,455,575.64
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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.