Home / 18,764,509.12-25,894,824.24-10,504,639.06

Finding the Fourth Proportional to 18,764,509.12, 25,894,824.24 and 10,504,639.06

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Solution

The fourth proportional to 18,764,509.12, 25,894,824.24 and 10,504,639.06 is: 14,496,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764,509.12 : 25,894,824.24 = 10,504,639.06 : x
  2. Step 2: Convert to fraction form
    18,764,509.12/25,894,824.24 = 10,504,639.06/x
  3. Step 3: Cross multiply
    18,764,509.12x = 25,894,824.24 × 10,504,639.06
  4. Step 4: Simplify right side
    18,764,509.12x = 272,015,782,163,338.81
  5. Step 5: Solve for x
    x = 272,015,782,163,338.81/18,764,509.12
  6. Step 6: Final answer
    x = 14,496,290.87

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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.