Home / 13,286,558.01-19,929,837.24-3,189,179.01

Finding the Fourth Proportional to 13,286,558.01, 19,929,837.24 and 3,189,179.01

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Solution

The fourth proportional to 13,286,558.01, 19,929,837.24 and 3,189,179.01 is: 4,783,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,558.01 : 19,929,837.24 = 3,189,179.01 : x
  2. Step 2: Convert to fraction form
    13,286,558.01/19,929,837.24 = 3,189,179.01/x
  3. Step 3: Cross multiply
    13,286,558.01x = 19,929,837.24 × 3,189,179.01
  4. Step 4: Simplify right side
    13,286,558.01x = 63,559,818,491,644.89
  5. Step 5: Solve for x
    x = 63,559,818,491,644.89/13,286,558.01
  6. Step 6: Final answer
    x = 4,783,768.56

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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.