Finding the Fourth Proportional to 16,624,489.80, 24,894,744.30 and 10,913,795.40
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Solution
The fourth proportional to 16,624,489.80, 24,894,744.30 and 10,913,795.40 is: 16,343,126.86
Step by Step Solution
- Step 1: Write the proportion equation
16,624,489.80 : 24,894,744.30 = 10,913,795.40 : x - Step 2: Convert to fraction form
16,624,489.80/24,894,744.30 = 10,913,795.40/x - Step 3: Cross multiply
16,624,489.80x = 24,894,744.30 × 10,913,795.40 - Step 4: Simplify right side
16,624,489.80x = 271,696,145,825,516.25 - Step 5: Solve for x
x = 271,696,145,825,516.25/16,624,489.80 - Step 6: Final answer
x = 16,343,126.86
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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.