Home / 52,181,378.88-78,259,133.70-17,637,013.26

Finding the Fourth Proportional to 52,181,378.88, 78,259,133.70 and 17,637,013.26

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Solution

The fourth proportional to 52,181,378.88, 78,259,133.70 and 17,637,013.26 is: 26,451,148.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181,378.88 : 78,259,133.70 = 17,637,013.26 : x
  2. Step 2: Convert to fraction form
    52,181,378.88/78,259,133.70 = 17,637,013.26/x
  3. Step 3: Cross multiply
    52,181,378.88x = 78,259,133.70 × 17,637,013.26
  4. Step 4: Simplify right side
    52,181,378.88x = 1,380,257,378,783,013
  5. Step 5: Solve for x
    x = 1,380,257,378,783,013/52,181,378.88
  6. Step 6: Final answer
    x = 26,451,148.06

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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.