Home / 26,520,728.54-39,781,103.85-11,930,606.28

Finding the Fourth Proportional to 26,520,728.54, 39,781,103.85 and 11,930,606.28

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Solution

The fourth proportional to 26,520,728.54, 39,781,103.85 and 11,930,606.28 is: 17,895,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520,728.54 : 39,781,103.85 = 11,930,606.28 : x
  2. Step 2: Convert to fraction form
    26,520,728.54/39,781,103.85 = 11,930,606.28/x
  3. Step 3: Cross multiply
    26,520,728.54x = 39,781,103.85 × 11,930,606.28
  4. Step 4: Simplify right side
    26,520,728.54x = 474,612,687,418,142.19
  5. Step 5: Solve for x
    x = 474,612,687,418,142.19/26,520,728.54
  6. Step 6: Final answer
    x = 17,895,914.39

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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.