Home / 13,147,112.80-19,723,606.80-4,627,727.20

Finding the Fourth Proportional to 13,147,112.80, 19,723,606.80 and 4,627,727.20

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Solution

The fourth proportional to 13,147,112.80, 19,723,606.80 and 4,627,727.20 is: 6,942,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,147,112.80 : 19,723,606.80 = 4,627,727.20 : x
  2. Step 2: Convert to fraction form
    13,147,112.80/19,723,606.80 = 4,627,727.20/x
  3. Step 3: Cross multiply
    13,147,112.80x = 19,723,606.80 × 4,627,727.20
  4. Step 4: Simplify right side
    13,147,112.80x = 91,275,471,670,464.97
  5. Step 5: Solve for x
    x = 91,275,471,670,464.97/13,147,112.80
  6. Step 6: Final answer
    x = 6,942,624.82

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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.