Home / 25,606,811.20-38,410,216.80-11,236,763.20

Finding the Fourth Proportional to 25,606,811.20, 38,410,216.80 and 11,236,763.20

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Solution

The fourth proportional to 25,606,811.20, 38,410,216.80 and 11,236,763.20 is: 16,855,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606,811.20 : 38,410,216.80 = 11,236,763.20 : x
  2. Step 2: Convert to fraction form
    25,606,811.20/38,410,216.80 = 11,236,763.20/x
  3. Step 3: Cross multiply
    25,606,811.20x = 38,410,216.80 × 11,236,763.20
  4. Step 4: Simplify right side
    25,606,811.20x = 431,606,510,642,261.69
  5. Step 5: Solve for x
    x = 431,606,510,642,261.69/25,606,811.20
  6. Step 6: Final answer
    x = 16,855,144.80

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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.