Finding the Fourth Proportional to 16,587,473.20, 24,881,209.80 and 13,753,121.20
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Solution
The fourth proportional to 16,587,473.20, 24,881,209.80 and 13,753,121.20 is: 20,629,681.80
Step by Step Solution
- Step 1: Write the proportion equation
16,587,473.20 : 24,881,209.80 = 13,753,121.20 : x - Step 2: Convert to fraction form
16,587,473.20/24,881,209.80 = 13,753,121.20/x - Step 3: Cross multiply
16,587,473.20x = 24,881,209.80 × 13,753,121.20 - Step 4: Simplify right side
16,587,473.20x = 342,194,293,982,027.75 - Step 5: Solve for x
x = 342,194,293,982,027.75/16,587,473.20 - Step 6: Final answer
x = 20,629,681.80
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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.