Finding the Fourth Proportional to 18,000,738, 24,840,828.36 and 9,740,619.36
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Solution
The fourth proportional to 18,000,738, 24,840,828.36 and 9,740,619.36 is: 13,441,951.86
Step by Step Solution
- Step 1: Write the proportion equation
18,000,738 : 24,840,828.36 = 9,740,619.36 : x - Step 2: Convert to fraction form
18,000,738/24,840,828.36 = 9,740,619.36/x - Step 3: Cross multiply
18,000,738x = 24,840,828.36 × 9,740,619.36 - Step 4: Simplify right side
18,000,738x = 241,965,053,641,853.03 - Step 5: Solve for x
x = 241,965,053,641,853.03/18,000,738 - Step 6: Final answer
x = 13,441,951.86
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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.