Home / 11,255,704.20-16,883,562.60-7,904,870.28

Finding the Fourth Proportional to 11,255,704.20, 16,883,562.60 and 7,904,870.28

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Solution

The fourth proportional to 11,255,704.20, 16,883,562.60 and 7,904,870.28 is: 11,857,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,255,704.20 : 16,883,562.60 = 7,904,870.28 : x
  2. Step 2: Convert to fraction form
    11,255,704.20/16,883,562.60 = 7,904,870.28/x
  3. Step 3: Cross multiply
    11,255,704.20x = 16,883,562.60 × 7,904,870.28
  4. Step 4: Simplify right side
    11,255,704.20x = 133,462,372,217,259.55
  5. Step 5: Solve for x
    x = 133,462,372,217,259.55/11,255,704.20
  6. Step 6: Final answer
    x = 11,857,309.84

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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.