Home / 13,493,760-20,240,623.44-4,395,842.88

Finding the Fourth Proportional to 13,493,760, 20,240,623.44 and 4,395,842.88

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Solution

The fourth proportional to 13,493,760, 20,240,623.44 and 4,395,842.88 is: 6,593,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,760 : 20,240,623.44 = 4,395,842.88 : x
  2. Step 2: Convert to fraction form
    13,493,760/20,240,623.44 = 4,395,842.88/x
  3. Step 3: Cross multiply
    13,493,760x = 20,240,623.44 × 4,395,842.88
  4. Step 4: Simplify right side
    13,493,760x = 88,974,600,435,485.11
  5. Step 5: Solve for x
    x = 88,974,600,435,485.11/13,493,760
  6. Step 6: Final answer
    x = 6,593,758.93

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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.