Home / 18,481,313.12-25,493,973.88-10,745,500.44

Finding the Fourth Proportional to 18,481,313.12, 25,493,973.88 and 10,745,500.44

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Solution

The fourth proportional to 18,481,313.12, 25,493,973.88 and 10,745,500.44 is: 14,822,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,481,313.12 : 25,493,973.88 = 10,745,500.44 : x
  2. Step 2: Convert to fraction form
    18,481,313.12/25,493,973.88 = 10,745,500.44/x
  3. Step 3: Cross multiply
    18,481,313.12x = 25,493,973.88 × 10,745,500.44
  4. Step 4: Simplify right side
    18,481,313.12x = 273,945,507,544,888.47
  5. Step 5: Solve for x
    x = 273,945,507,544,888.47/18,481,313.12
  6. Step 6: Final answer
    x = 14,822,837.85

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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.