Finding the Fourth Proportional to 6,394,182.64, 8,823,867.76 and 3,493,511.08
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Solution
The fourth proportional to 6,394,182.64, 8,823,867.76 and 3,493,511.08 is: 4,820,988.31
Step by Step Solution
- Step 1: Write the proportion equation
6,394,182.64 : 8,823,867.76 = 3,493,511.08 : x - Step 2: Convert to fraction form
6,394,182.64/8,823,867.76 = 3,493,511.08/x - Step 3: Cross multiply
6,394,182.64x = 8,823,867.76 × 3,493,511.08 - Step 4: Simplify right side
6,394,182.64x = 30,826,279,788,014.78 - Step 5: Solve for x
x = 30,826,279,788,014.78/6,394,182.64 - Step 6: Final answer
x = 4,820,988.31
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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.