Home / 8,871,287.20-13,306,930.80-7,044,704.80

Finding the Fourth Proportional to 8,871,287.20, 13,306,930.80 and 7,044,704.80

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Solution

The fourth proportional to 8,871,287.20, 13,306,930.80 and 7,044,704.80 is: 10,567,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,287.20 : 13,306,930.80 = 7,044,704.80 : x
  2. Step 2: Convert to fraction form
    8,871,287.20/13,306,930.80 = 7,044,704.80/x
  3. Step 3: Cross multiply
    8,871,287.20x = 13,306,930.80 × 7,044,704.80
  4. Step 4: Simplify right side
    8,871,287.20x = 93,743,399,280,027.84
  5. Step 5: Solve for x
    x = 93,743,399,280,027.84/8,871,287.20
  6. Step 6: Final answer
    x = 10,567,057.20

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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.