Home / 65,481,171.46-98,204,997.47-19,412,267.51

Finding the Fourth Proportional to 65,481,171.46, 98,204,997.47 and 19,412,267.51

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Solution

The fourth proportional to 65,481,171.46, 98,204,997.47 and 19,412,267.51 is: 29,113,432.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,481,171.46 : 98,204,997.47 = 19,412,267.51 : x
  2. Step 2: Convert to fraction form
    65,481,171.46/98,204,997.47 = 19,412,267.51/x
  3. Step 3: Cross multiply
    65,481,171.46x = 98,204,997.47 × 19,412,267.51
  4. Step 4: Simplify right side
    65,481,171.46x = 1,906,381,681,854,964.25
  5. Step 5: Solve for x
    x = 1,906,381,681,854,964.25/65,481,171.46
  6. Step 6: Final answer
    x = 29,113,432.75

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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.