Home / 12,481,505.10-18,722,257.65-12,481,505.10

Finding the Fourth Proportional to 12,481,505.10, 18,722,257.65 and 12,481,505.10

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Solution

The fourth proportional to 12,481,505.10, 18,722,257.65 and 12,481,505.10 is: 18,722,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,505.10 : 18,722,257.65 = 12,481,505.10 : x
  2. Step 2: Convert to fraction form
    12,481,505.10/18,722,257.65 = 12,481,505.10/x
  3. Step 3: Cross multiply
    12,481,505.10x = 18,722,257.65 × 12,481,505.10
  4. Step 4: Simplify right side
    12,481,505.10x = 233,681,954,341,989
  5. Step 5: Solve for x
    x = 233,681,954,341,989/12,481,505.10
  6. Step 6: Final answer
    x = 18,722,257.65

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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.