Home / 26,959,765.20-40,439,647.80-11,843,221.20

Finding the Fourth Proportional to 26,959,765.20, 40,439,647.80 and 11,843,221.20

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Solution

The fourth proportional to 26,959,765.20, 40,439,647.80 and 11,843,221.20 is: 17,764,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,765.20 : 40,439,647.80 = 11,843,221.20 : x
  2. Step 2: Convert to fraction form
    26,959,765.20/40,439,647.80 = 11,843,221.20/x
  3. Step 3: Cross multiply
    26,959,765.20x = 40,439,647.80 × 11,843,221.20
  4. Step 4: Simplify right side
    26,959,765.20x = 478,935,694,145,493.31
  5. Step 5: Solve for x
    x = 478,935,694,145,493.31/26,959,765.20
  6. Step 6: Final answer
    x = 17,764,831.80

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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.