Finding the Fourth Proportional to 6,330,907.12, 8,736,659.76 and 3,430,297.24
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Solution
The fourth proportional to 6,330,907.12, 8,736,659.76 and 3,430,297.24 is: 4,733,814.49
Step by Step Solution
- Step 1: Write the proportion equation
6,330,907.12 : 8,736,659.76 = 3,430,297.24 : x - Step 2: Convert to fraction form
6,330,907.12/8,736,659.76 = 3,430,297.24/x - Step 3: Cross multiply
6,330,907.12x = 8,736,659.76 × 3,430,297.24 - Step 4: Simplify right side
6,330,907.12x = 29,969,339,861,547.06 - Step 5: Solve for x
x = 29,969,339,861,547.06/6,330,907.12 - Step 6: Final answer
x = 4,733,814.49
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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.