Home / 26,959,830.30-40,439,745.45-11,843,286.30

Finding the Fourth Proportional to 26,959,830.30, 40,439,745.45 and 11,843,286.30

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Solution

The fourth proportional to 26,959,830.30, 40,439,745.45 and 11,843,286.30 is: 17,764,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,830.30 : 40,439,745.45 = 11,843,286.30 : x
  2. Step 2: Convert to fraction form
    26,959,830.30/40,439,745.45 = 11,843,286.30/x
  3. Step 3: Cross multiply
    26,959,830.30x = 40,439,745.45 × 11,843,286.30
  4. Step 4: Simplify right side
    26,959,830.30x = 478,939,483,263,472.38
  5. Step 5: Solve for x
    x = 478,939,483,263,472.38/26,959,830.30
  6. Step 6: Final answer
    x = 17,764,929.45

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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.