Home / 13,447,366.99-20,155,760.79-11,824,956.43

Finding the Fourth Proportional to 13,447,366.99, 20,155,760.79 and 11,824,956.43

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Solution

The fourth proportional to 13,447,366.99, 20,155,760.79 and 11,824,956.43 is: 17,723,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447,366.99 : 20,155,760.79 = 11,824,956.43 : x
  2. Step 2: Convert to fraction form
    13,447,366.99/20,155,760.79 = 11,824,956.43/x
  3. Step 3: Cross multiply
    13,447,366.99x = 20,155,760.79 × 11,824,956.43
  4. Step 4: Simplify right side
    13,447,366.99x = 238,340,993,155,252.38
  5. Step 5: Solve for x
    x = 238,340,993,155,252.38/13,447,366.99
  6. Step 6: Final answer
    x = 17,723,989.64

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1.5x scale

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.