Home / 18,028,536.65-27,069,819.92-15,607,158.59

Finding the Fourth Proportional to 18,028,536.65, 27,069,819.92 and 15,607,158.59

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Solution

The fourth proportional to 18,028,536.65, 27,069,819.92 and 15,607,158.59 is: 23,434,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,536.65 : 27,069,819.92 = 15,607,158.59 : x
  2. Step 2: Convert to fraction form
    18,028,536.65/27,069,819.92 = 15,607,158.59/x
  3. Step 3: Cross multiply
    18,028,536.65x = 27,069,819.92 × 15,607,158.59
  4. Step 4: Simplify right side
    18,028,536.65x = 422,482,972,600,873.56
  5. Step 5: Solve for x
    x = 422,482,972,600,873.56/18,028,536.65
  6. Step 6: Final answer
    x = 23,434,124.51

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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.