Home / 38,970,999.39-58,469,481.36-13,065,864.10

Finding the Fourth Proportional to 38,970,999.39, 58,469,481.36 and 13,065,864.10

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Solution

The fourth proportional to 38,970,999.39, 58,469,481.36 and 13,065,864.10 is: 19,603,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970,999.39 : 58,469,481.36 = 13,065,864.10 : x
  2. Step 2: Convert to fraction form
    38,970,999.39/58,469,481.36 = 13,065,864.10/x
  3. Step 3: Cross multiply
    38,970,999.39x = 58,469,481.36 × 13,065,864.10
  4. Step 4: Simplify right side
    38,970,999.39x = 763,954,297,447,243.12
  5. Step 5: Solve for x
    x = 763,954,297,447,243.12/38,970,999.39
  6. Step 6: Final answer
    x = 19,603,148.74

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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.