Home / 26,229,622.40-39,302,443.20-17,243,676.80

Finding the Fourth Proportional to 26,229,622.40, 39,302,443.20 and 17,243,676.80

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Solution

The fourth proportional to 26,229,622.40, 39,302,443.20 and 17,243,676.80 is: 25,837,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229,622.40 : 39,302,443.20 = 17,243,676.80 : x
  2. Step 2: Convert to fraction form
    26,229,622.40/39,302,443.20 = 17,243,676.80/x
  3. Step 3: Cross multiply
    26,229,622.40x = 39,302,443.20 × 17,243,676.80
  4. Step 4: Simplify right side
    26,229,622.40x = 677,718,627,991,157.88
  5. Step 5: Solve for x
    x = 677,718,627,991,157.88/26,229,622.40
  6. Step 6: Final answer
    x = 25,837,910.19

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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.