Home / 60,900,792.39-91,314,707.11-19,383,735.28

Finding the Fourth Proportional to 60,900,792.39, 91,314,707.11 and 19,383,735.28

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Solution

The fourth proportional to 60,900,792.39, 91,314,707.11 and 19,383,735.28 is: 29,063,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,900,792.39 : 91,314,707.11 = 19,383,735.28 : x
  2. Step 2: Convert to fraction form
    60,900,792.39/91,314,707.11 = 19,383,735.28/x
  3. Step 3: Cross multiply
    60,900,792.39x = 91,314,707.11 × 19,383,735.28
  4. Step 4: Simplify right side
    60,900,792.39x = 1,770,020,109,790,974
  5. Step 5: Solve for x
    x = 1,770,020,109,790,974/60,900,792.39
  6. Step 6: Final answer
    x = 29,063,991.46

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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.