Home / 31,548,709.72-43,536,972.72-17,062,021.72

Finding the Fourth Proportional to 31,548,709.72, 43,536,972.72 and 17,062,021.72

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Solution

The fourth proportional to 31,548,709.72, 43,536,972.72 and 17,062,021.72 is: 23,545,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548,709.72 : 43,536,972.72 = 17,062,021.72 : x
  2. Step 2: Convert to fraction form
    31,548,709.72/43,536,972.72 = 17,062,021.72/x
  3. Step 3: Cross multiply
    31,548,709.72x = 43,536,972.72 × 17,062,021.72
  4. Step 4: Simplify right side
    31,548,709.72x = 742,828,774,171,687.38
  5. Step 5: Solve for x
    x = 742,828,774,171,687.38/31,548,709.72
  6. Step 6: Final answer
    x = 23,545,456.56

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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.