Finding the Fourth Proportional to 16,621,723.80, 24,948,332.10 and 10,244,431.80
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Solution
The fourth proportional to 16,621,723.80, 24,948,332.10 and 10,244,431.80 is: 15,376,352.65
Step by Step Solution
- Step 1: Write the proportion equation
16,621,723.80 : 24,948,332.10 = 10,244,431.80 : x - Step 2: Convert to fraction form
16,621,723.80/24,948,332.10 = 10,244,431.80/x - Step 3: Cross multiply
16,621,723.80x = 24,948,332.10 × 10,244,431.80 - Step 4: Simplify right side
16,621,723.80x = 255,581,486,722,200.81 - Step 5: Solve for x
x = 255,581,486,722,200.81/16,621,723.80 - Step 6: Final answer
x = 15,376,352.65
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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.