Home / 38,293,983.28-57,451,606.44-21,266,614.72

Finding the Fourth Proportional to 38,293,983.28, 57,451,606.44 and 21,266,614.72

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Solution

The fourth proportional to 38,293,983.28, 57,451,606.44 and 21,266,614.72 is: 31,905,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293,983.28 : 57,451,606.44 = 21,266,614.72 : x
  2. Step 2: Convert to fraction form
    38,293,983.28/57,451,606.44 = 21,266,614.72/x
  3. Step 3: Cross multiply
    38,293,983.28x = 57,451,606.44 × 21,266,614.72
  4. Step 4: Simplify right side
    38,293,983.28x = 1,221,801,179,204,550.75
  5. Step 5: Solve for x
    x = 1,221,801,179,204,550.75/38,293,983.28
  6. Step 6: Final answer
    x = 31,905,826.31

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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.