Home / 9,285,163.23-13,928,384.78-3,888,379.88

Finding the Fourth Proportional to 9,285,163.23, 13,928,384.78 and 3,888,379.88

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Solution

The fourth proportional to 9,285,163.23, 13,928,384.78 and 3,888,379.88 is: 5,832,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285,163.23 : 13,928,384.78 = 3,888,379.88 : x
  2. Step 2: Convert to fraction form
    9,285,163.23/13,928,384.78 = 3,888,379.88/x
  3. Step 3: Cross multiply
    9,285,163.23x = 13,928,384.78 × 3,888,379.88
  4. Step 4: Simplify right side
    9,285,163.23x = 54,158,851,139,450.22
  5. Step 5: Solve for x
    x = 54,158,851,139,450.22/9,285,163.23
  6. Step 6: Final answer
    x = 5,832,837.81

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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.