Home / 8,619,956.68-12,929,999.64-3,826,357.24

Finding the Fourth Proportional to 8,619,956.68, 12,929,999.64 and 3,826,357.24

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Solution

The fourth proportional to 8,619,956.68, 12,929,999.64 and 3,826,357.24 is: 5,739,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,956.68 : 12,929,999.64 = 3,826,357.24 : x
  2. Step 2: Convert to fraction form
    8,619,956.68/12,929,999.64 = 3,826,357.24/x
  3. Step 3: Cross multiply
    8,619,956.68x = 12,929,999.64 × 3,826,357.24
  4. Step 4: Simplify right side
    8,619,956.68x = 49,474,797,735,711.40
  5. Step 5: Solve for x
    x = 49,474,797,735,711.40/8,619,956.68
  6. Step 6: Final answer
    x = 5,739,564.54

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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.