Home / 28,753,516.54-43,118,351.61-11,702,614.78

Finding the Fourth Proportional to 28,753,516.54, 43,118,351.61 and 11,702,614.78

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Solution

The fourth proportional to 28,753,516.54, 43,118,351.61 and 11,702,614.78 is: 17,549,069.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,516.54 : 43,118,351.61 = 11,702,614.78 : x
  2. Step 2: Convert to fraction form
    28,753,516.54/43,118,351.61 = 11,702,614.78/x
  3. Step 3: Cross multiply
    28,753,516.54x = 43,118,351.61 × 11,702,614.78
  4. Step 4: Simplify right side
    28,753,516.54x = 504,597,458,840,422.75
  5. Step 5: Solve for x
    x = 504,597,458,840,422.75/28,753,516.54
  6. Step 6: Final answer
    x = 17,549,069.46

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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.