Home / 8,763,163.20-13,144,744.80-7,270,171.20

Finding the Fourth Proportional to 8,763,163.20, 13,144,744.80 and 7,270,171.20

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Solution

The fourth proportional to 8,763,163.20, 13,144,744.80 and 7,270,171.20 is: 10,905,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,163.20 : 13,144,744.80 = 7,270,171.20 : x
  2. Step 2: Convert to fraction form
    8,763,163.20/13,144,744.80 = 7,270,171.20/x
  3. Step 3: Cross multiply
    8,763,163.20x = 13,144,744.80 × 7,270,171.20
  4. Step 4: Simplify right side
    8,763,163.20x = 95,564,545,076,309.77
  5. Step 5: Solve for x
    x = 95,564,545,076,309.77/8,763,163.20
  6. Step 6: Final answer
    x = 10,905,256.80

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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.