Finding the Fourth Proportional to 34,942,972.08, 48,219,183.18 and 19,261,310.80
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Solution
The fourth proportional to 34,942,972.08, 48,219,183.18 and 19,261,310.80 is: 26,579,441.26
Step by Step Solution
- Step 1: Write the proportion equation
34,942,972.08 : 48,219,183.18 = 19,261,310.80 : x - Step 2: Convert to fraction form
34,942,972.08/48,219,183.18 = 19,261,310.80/x - Step 3: Cross multiply
34,942,972.08x = 48,219,183.18 × 19,261,310.80 - Step 4: Simplify right side
34,942,972.08x = 928,764,673,752,112.38 - Step 5: Solve for x
x = 928,764,673,752,112.38/34,942,972.08 - Step 6: Final answer
x = 26,579,441.26
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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.