Finding the Fourth Proportional to 49,812,145.20, 74,718,217.80 and 24,302,977.20
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Solution
The fourth proportional to 49,812,145.20, 74,718,217.80 and 24,302,977.20 is: 36,454,465.80
Step by Step Solution
- Step 1: Write the proportion equation
49,812,145.20 : 74,718,217.80 = 24,302,977.20 : x - Step 2: Convert to fraction form
49,812,145.20/74,718,217.80 = 24,302,977.20/x - Step 3: Cross multiply
49,812,145.20x = 74,718,217.80 × 24,302,977.20 - Step 4: Simplify right side
49,812,145.20x = 1,815,875,143,618,034 - Step 5: Solve for x
x = 1,815,875,143,618,034/49,812,145.20 - Step 6: Final answer
x = 36,454,465.80
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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.