Home / 26,109,376.20-39,164,021.10-6,940,133.28

Finding the Fourth Proportional to 26,109,376.20, 39,164,021.10 and 6,940,133.28

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Solution

The fourth proportional to 26,109,376.20, 39,164,021.10 and 6,940,133.28 is: 10,410,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109,376.20 : 39,164,021.10 = 6,940,133.28 : x
  2. Step 2: Convert to fraction form
    26,109,376.20/39,164,021.10 = 6,940,133.28/x
  3. Step 3: Cross multiply
    26,109,376.20x = 39,164,021.10 × 6,940,133.28
  4. Step 4: Simplify right side
    26,109,376.20x = 271,803,526,214,732.22
  5. Step 5: Solve for x
    x = 271,803,526,214,732.22/26,109,376.20
  6. Step 6: Final answer
    x = 10,410,188.44

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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.