Home / 19,936,839.90-29,905,259.85-11,410,164.30

Finding the Fourth Proportional to 19,936,839.90, 29,905,259.85 and 11,410,164.30

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Solution

The fourth proportional to 19,936,839.90, 29,905,259.85 and 11,410,164.30 is: 17,115,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,839.90 : 29,905,259.85 = 11,410,164.30 : x
  2. Step 2: Convert to fraction form
    19,936,839.90/29,905,259.85 = 11,410,164.30/x
  3. Step 3: Cross multiply
    19,936,839.90x = 29,905,259.85 × 11,410,164.30
  4. Step 4: Simplify right side
    19,936,839.90x = 341,223,928,322,693.38
  5. Step 5: Solve for x
    x = 341,223,928,322,693.38/19,936,839.90
  6. Step 6: Final answer
    x = 17,115,246.45

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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.