Home / 19,383,112.41-29,074,563.93-11,180,438.13

Finding the Fourth Proportional to 19,383,112.41, 29,074,563.93 and 11,180,438.13

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Solution

The fourth proportional to 19,383,112.41, 29,074,563.93 and 11,180,438.13 is: 16,770,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383,112.41 : 29,074,563.93 = 11,180,438.13 : x
  2. Step 2: Convert to fraction form
    19,383,112.41/29,074,563.93 = 11,180,438.13/x
  3. Step 3: Cross multiply
    19,383,112.41x = 29,074,563.93 × 11,180,438.13
  4. Step 4: Simplify right side
    19,383,112.41x = 325,066,363,081,719.75
  5. Step 5: Solve for x
    x = 325,066,363,081,719.75/19,383,112.41
  6. Step 6: Final answer
    x = 16,770,596.81

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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.