Home / 13,493,517.84-20,239,022.88-3,779,009.64

Finding the Fourth Proportional to 13,493,517.84, 20,239,022.88 and 3,779,009.64

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Solution

The fourth proportional to 13,493,517.84, 20,239,022.88 and 3,779,009.64 is: 5,668,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,517.84 : 20,239,022.88 = 3,779,009.64 : x
  2. Step 2: Convert to fraction form
    13,493,517.84/20,239,022.88 = 3,779,009.64/x
  3. Step 3: Cross multiply
    13,493,517.84x = 20,239,022.88 × 3,779,009.64
  4. Step 4: Simplify right side
    13,493,517.84x = 76,483,462,567,700.56
  5. Step 5: Solve for x
    x = 76,483,462,567,700.56/13,493,517.84
  6. Step 6: Final answer
    x = 5,668,163.30

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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.