Home / 12,383,263.56-18,576,372.60-5,988,921.12

Finding the Fourth Proportional to 12,383,263.56, 18,576,372.60 and 5,988,921.12

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Solution

The fourth proportional to 12,383,263.56, 18,576,372.60 and 5,988,921.12 is: 8,984,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,263.56 : 18,576,372.60 = 5,988,921.12 : x
  2. Step 2: Convert to fraction form
    12,383,263.56/18,576,372.60 = 5,988,921.12/x
  3. Step 3: Cross multiply
    12,383,263.56x = 18,576,372.60 × 5,988,921.12
  4. Step 4: Simplify right side
    12,383,263.56x = 111,252,430,197,129.33
  5. Step 5: Solve for x
    x = 111,252,430,197,129.33/12,383,263.56
  6. Step 6: Final answer
    x = 8,984,096.13

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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.