Home / 18,270,154.58-25,211,849.45-10,429,355.30

Finding the Fourth Proportional to 18,270,154.58, 25,211,849.45 and 10,429,355.30

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Solution

The fourth proportional to 18,270,154.58, 25,211,849.45 and 10,429,355.30 is: 14,391,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,154.58 : 25,211,849.45 = 10,429,355.30 : x
  2. Step 2: Convert to fraction form
    18,270,154.58/25,211,849.45 = 10,429,355.30/x
  3. Step 3: Cross multiply
    18,270,154.58x = 25,211,849.45 × 10,429,355.30
  4. Step 4: Simplify right side
    18,270,154.58x = 262,943,335,505,953.56
  5. Step 5: Solve for x
    x = 262,943,335,505,953.56/18,270,154.58
  6. Step 6: Final answer
    x = 14,391,960.09

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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.