Home / 26,520,871.23-39,781,317.87-11,930,748.92

Finding the Fourth Proportional to 26,520,871.23, 39,781,317.87 and 11,930,748.92

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Solution

The fourth proportional to 26,520,871.23, 39,781,317.87 and 11,930,748.92 is: 17,896,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520,871.23 : 39,781,317.87 = 11,930,748.92 : x
  2. Step 2: Convert to fraction form
    26,520,871.23/39,781,317.87 = 11,930,748.92/x
  3. Step 3: Cross multiply
    26,520,871.23x = 39,781,317.87 × 11,930,748.92
  4. Step 4: Simplify right side
    26,520,871.23x = 474,620,915,309,418.56
  5. Step 5: Solve for x
    x = 474,620,915,309,418.56/26,520,871.23
  6. Step 6: Final answer
    x = 17,896,128.34

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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.