Finding the Fourth Proportional to 18,001,775.97, 24,842,513.57 and 9,741,836.18
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Solution
The fourth proportional to 18,001,775.97, 24,842,513.57 and 9,741,836.18 is: 13,443,767.88
Step by Step Solution
- Step 1: Write the proportion equation
18,001,775.97 : 24,842,513.57 = 9,741,836.18 : x - Step 2: Convert to fraction form
18,001,775.97/24,842,513.57 = 9,741,836.18/x - Step 3: Cross multiply
18,001,775.97x = 24,842,513.57 × 9,741,836.18 - Step 4: Simplify right side
18,001,775.97x = 242,011,697,511,764.06 - Step 5: Solve for x
x = 242,011,697,511,764.06/18,001,775.97 - Step 6: Final answer
x = 13,443,767.88
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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.