Home / 8,147,744.40-12,230,947.80-4,783,846.80

Finding the Fourth Proportional to 8,147,744.40, 12,230,947.80 and 4,783,846.80

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Solution

The fourth proportional to 8,147,744.40, 12,230,947.80 and 4,783,846.80 is: 7,181,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,744.40 : 12,230,947.80 = 4,783,846.80 : x
  2. Step 2: Convert to fraction form
    8,147,744.40/12,230,947.80 = 4,783,846.80/x
  3. Step 3: Cross multiply
    8,147,744.40x = 12,230,947.80 × 4,783,846.80
  4. Step 4: Simplify right side
    8,147,744.40x = 58,510,980,493,997.04
  5. Step 5: Solve for x
    x = 58,510,980,493,997.04/8,147,744.40
  6. Step 6: Final answer
    x = 7,181,248.90

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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.