Home / 13,331,459.52-18,379,632.24-10,009,694.88

Finding the Fourth Proportional to 13,331,459.52, 18,379,632.24 and 10,009,694.88

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Solution

The fourth proportional to 13,331,459.52, 18,379,632.24 and 10,009,694.88 is: 13,800,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331,459.52 : 18,379,632.24 = 10,009,694.88 : x
  2. Step 2: Convert to fraction form
    13,331,459.52/18,379,632.24 = 10,009,694.88/x
  3. Step 3: Cross multiply
    13,331,459.52x = 18,379,632.24 × 10,009,694.88
  4. Step 4: Simplify right side
    13,331,459.52x = 183,974,510,729,010.94
  5. Step 5: Solve for x
    x = 183,974,510,729,010.94/13,331,459.52
  6. Step 6: Final answer
    x = 13,800,027.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.