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Finding the Fourth Proportional to 16,608,527.70, 24,912,791.55 and 13,921,142.10

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Solution

The fourth proportional to 16,608,527.70, 24,912,791.55 and 13,921,142.10 is: 20,881,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608,527.70 : 24,912,791.55 = 13,921,142.10 : x
  2. Step 2: Convert to fraction form
    16,608,527.70/24,912,791.55 = 13,921,142.10/x
  3. Step 3: Cross multiply
    16,608,527.70x = 24,912,791.55 × 13,921,142.10
  4. Step 4: Simplify right side
    16,608,527.70x = 346,814,511,275,229.25
  5. Step 5: Solve for x
    x = 346,814,511,275,229.25/16,608,527.70
  6. Step 6: Final answer
    x = 20,881,713.15

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1.5x scale

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.