Home / 38,970,998.39-58,469,479.86-13,065,863.10

Finding the Fourth Proportional to 38,970,998.39, 58,469,479.86 and 13,065,863.10

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Solution

The fourth proportional to 38,970,998.39, 58,469,479.86 and 13,065,863.10 is: 19,603,147.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970,998.39 : 58,469,479.86 = 13,065,863.10 : x
  2. Step 2: Convert to fraction form
    38,970,998.39/58,469,479.86 = 13,065,863.10/x
  3. Step 3: Cross multiply
    38,970,998.39x = 58,469,479.86 × 13,065,863.10
  4. Step 4: Simplify right side
    38,970,998.39x = 763,954,219,378,967.12
  5. Step 5: Solve for x
    x = 763,954,219,378,967.12/38,970,998.39
  6. Step 6: Final answer
    x = 19,603,147.24

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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.