Home / 19,256,660.12-26,576,912.76-11,916,857.28

Finding the Fourth Proportional to 19,256,660.12, 26,576,912.76 and 11,916,857.28

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Solution

The fourth proportional to 19,256,660.12, 26,576,912.76 and 11,916,857.28 is: 16,446,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256,660.12 : 26,576,912.76 = 11,916,857.28 : x
  2. Step 2: Convert to fraction form
    19,256,660.12/26,576,912.76 = 11,916,857.28/x
  3. Step 3: Cross multiply
    19,256,660.12x = 26,576,912.76 × 11,916,857.28
  4. Step 4: Simplify right side
    19,256,660.12x = 316,713,276,303,930.88
  5. Step 5: Solve for x
    x = 316,713,276,303,930.88/19,256,660.12
  6. Step 6: Final answer
    x = 16,446,947.41

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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.