Home / 47,388,242.28-71,085,022.38-13,306,930.92

Finding the Fourth Proportional to 47,388,242.28, 71,085,022.38 and 13,306,930.92

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Solution

The fourth proportional to 47,388,242.28, 71,085,022.38 and 13,306,930.92 is: 19,961,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,242.28 : 71,085,022.38 = 13,306,930.92 : x
  2. Step 2: Convert to fraction form
    47,388,242.28/71,085,022.38 = 13,306,930.92/x
  3. Step 3: Cross multiply
    47,388,242.28x = 71,085,022.38 × 13,306,930.92
  4. Step 4: Simplify right side
    47,388,242.28x = 945,923,482,257,313.88
  5. Step 5: Solve for x
    x = 945,923,482,257,313.88/47,388,242.28
  6. Step 6: Final answer
    x = 19,961,143.03

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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.