Home / 8,936,982.40-13,408,972.80-3,257,780.80

Finding the Fourth Proportional to 8,936,982.40, 13,408,972.80 and 3,257,780.80

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Solution

The fourth proportional to 8,936,982.40, 13,408,972.80 and 3,257,780.80 is: 4,887,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936,982.40 : 13,408,972.80 = 3,257,780.80 : x
  2. Step 2: Convert to fraction form
    8,936,982.40/13,408,972.80 = 3,257,780.80/x
  3. Step 3: Cross multiply
    8,936,982.40x = 13,408,972.80 × 3,257,780.80
  4. Step 4: Simplify right side
    8,936,982.40x = 43,683,494,135,562.24
  5. Step 5: Solve for x
    x = 43,683,494,135,562.24/8,936,982.40
  6. Step 6: Final answer
    x = 4,887,946.76

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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.