Home / 26,571,693.60-39,857,540.40-7,405,408.80

Finding the Fourth Proportional to 26,571,693.60, 39,857,540.40 and 7,405,408.80

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Solution

The fourth proportional to 26,571,693.60, 39,857,540.40 and 7,405,408.80 is: 11,108,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,693.60 : 39,857,540.40 = 7,405,408.80 : x
  2. Step 2: Convert to fraction form
    26,571,693.60/39,857,540.40 = 7,405,408.80/x
  3. Step 3: Cross multiply
    26,571,693.60x = 39,857,540.40 × 7,405,408.80
  4. Step 4: Simplify right side
    26,571,693.60x = 295,161,380,424,515.50
  5. Step 5: Solve for x
    x = 295,161,380,424,515.50/26,571,693.60
  6. Step 6: Final answer
    x = 11,108,113.20

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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.