Finding the Fourth Proportional to 18,097,449.55, 24,974,304.42 and 13,471,919.71
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Solution
The fourth proportional to 18,097,449.55, 24,974,304.42 and 13,471,919.71 is: 18,591,118.21
Step by Step Solution
- Step 1: Write the proportion equation
18,097,449.55 : 24,974,304.42 = 13,471,919.71 : x - Step 2: Convert to fraction form
18,097,449.55/24,974,304.42 = 13,471,919.71/x - Step 3: Cross multiply
18,097,449.55x = 24,974,304.42 × 13,471,919.71 - Step 4: Simplify right side
18,097,449.55x = 336,451,823,959,338.19 - Step 5: Solve for x
x = 336,451,823,959,338.19/18,097,449.55 - Step 6: Final answer
x = 18,591,118.21
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1.5x scale
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.