Home / 11,923,898.40-17,885,847.60-10,601,200.80

Finding the Fourth Proportional to 11,923,898.40, 17,885,847.60 and 10,601,200.80

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Solution

The fourth proportional to 11,923,898.40, 17,885,847.60 and 10,601,200.80 is: 15,901,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923,898.40 : 17,885,847.60 = 10,601,200.80 : x
  2. Step 2: Convert to fraction form
    11,923,898.40/17,885,847.60 = 10,601,200.80/x
  3. Step 3: Cross multiply
    11,923,898.40x = 17,885,847.60 × 10,601,200.80
  4. Step 4: Simplify right side
    11,923,898.40x = 189,611,461,885,798.09
  5. Step 5: Solve for x
    x = 189,611,461,885,798.09/11,923,898.40
  6. Step 6: Final answer
    x = 15,901,801.20

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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.