Home / 14,928,340.57-20,600,447.31-8,313,270.26

Finding the Fourth Proportional to 14,928,340.57, 20,600,447.31 and 8,313,270.26

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Solution

The fourth proportional to 14,928,340.57, 20,600,447.31 and 8,313,270.26 is: 11,471,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928,340.57 : 20,600,447.31 = 8,313,270.26 : x
  2. Step 2: Convert to fraction form
    14,928,340.57/20,600,447.31 = 8,313,270.26/x
  3. Step 3: Cross multiply
    14,928,340.57x = 20,600,447.31 × 8,313,270.26
  4. Step 4: Simplify right side
    14,928,340.57x = 171,257,085,861,917.75
  5. Step 5: Solve for x
    x = 171,257,085,861,917.75/14,928,340.57
  6. Step 6: Final answer
    x = 11,471,943.92

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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.