Home / 8,044,363.20-12,066,544.80-7,162,564.80

Finding the Fourth Proportional to 8,044,363.20, 12,066,544.80 and 7,162,564.80

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Solution

The fourth proportional to 8,044,363.20, 12,066,544.80 and 7,162,564.80 is: 10,743,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044,363.20 : 12,066,544.80 = 7,162,564.80 : x
  2. Step 2: Convert to fraction form
    8,044,363.20/12,066,544.80 = 7,162,564.80/x
  3. Step 3: Cross multiply
    8,044,363.20x = 12,066,544.80 × 7,162,564.80
  4. Step 4: Simplify right side
    8,044,363.20x = 86,427,409,042,103.05
  5. Step 5: Solve for x
    x = 86,427,409,042,103.05/8,044,363.20
  6. Step 6: Final answer
    x = 10,743,847.20

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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.