Finding the Fourth Proportional to 18,517,335.06, 27,765,854.88 and 5,734,290.90
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Solution
The fourth proportional to 18,517,335.06, 27,765,854.88 and 5,734,290.90 is: 8,598,293.89
Step by Step Solution
- Step 1: Write the proportion equation
18,517,335.06 : 27,765,854.88 = 5,734,290.90 : x - Step 2: Convert to fraction form
18,517,335.06/27,765,854.88 = 5,734,290.90/x - Step 3: Cross multiply
18,517,335.06x = 27,765,854.88 × 5,734,290.90 - Step 4: Simplify right side
18,517,335.06x = 159,217,488,969,104.59 - Step 5: Solve for x
x = 159,217,488,969,104.59/18,517,335.06 - Step 6: Final answer
x = 8,598,293.89
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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.