Home / 25,449,044.08-38,209,438.39-18,256,657.18

Finding the Fourth Proportional to 25,449,044.08, 38,209,438.39 and 18,256,657.18

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Solution

The fourth proportional to 25,449,044.08, 38,209,438.39 and 18,256,657.18 is: 27,410,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449,044.08 : 38,209,438.39 = 18,256,657.18 : x
  2. Step 2: Convert to fraction form
    25,449,044.08/38,209,438.39 = 18,256,657.18/x
  3. Step 3: Cross multiply
    25,449,044.08x = 38,209,438.39 × 18,256,657.18
  4. Step 4: Simplify right side
    25,449,044.08x = 697,576,617,726,561.12
  5. Step 5: Solve for x
    x = 697,576,617,726,561.12/25,449,044.08
  6. Step 6: Final answer
    x = 27,410,719.85

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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.