Home / 26,970,976.48-37,188,144.48-21,798,342.40

Finding the Fourth Proportional to 26,970,976.48, 37,188,144.48 and 21,798,342.40

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Solution

The fourth proportional to 26,970,976.48, 37,188,144.48 and 21,798,342.40 is: 30,056,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970,976.48 : 37,188,144.48 = 21,798,342.40 : x
  2. Step 2: Convert to fraction form
    26,970,976.48/37,188,144.48 = 21,798,342.40/x
  3. Step 3: Cross multiply
    26,970,976.48x = 37,188,144.48 × 21,798,342.40
  4. Step 4: Simplify right side
    26,970,976.48x = 810,639,906,595,709.88
  5. Step 5: Solve for x
    x = 810,639,906,595,709.88/26,970,976.48
  6. Step 6: Final answer
    x = 30,056,008.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.