Home / 17,425,431.51-26,139,786.39-5,129,402.91

Finding the Fourth Proportional to 17,425,431.51, 26,139,786.39 and 5,129,402.91

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Solution

The fourth proportional to 17,425,431.51, 26,139,786.39 and 5,129,402.91 is: 7,694,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,425,431.51 : 26,139,786.39 = 5,129,402.91 : x
  2. Step 2: Convert to fraction form
    17,425,431.51/26,139,786.39 = 5,129,402.91/x
  3. Step 3: Cross multiply
    17,425,431.51x = 26,139,786.39 × 5,129,402.91
  4. Step 4: Simplify right side
    17,425,431.51x = 134,081,496,375,644.41
  5. Step 5: Solve for x
    x = 134,081,496,375,644.41/17,425,431.51
  6. Step 6: Final answer
    x = 7,694,586.86

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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.