Home / 8,122,855.37-11,203,083.35-6,903,198.27

Finding the Fourth Proportional to 8,122,855.37, 11,203,083.35 and 6,903,198.27

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Solution

The fourth proportional to 8,122,855.37, 11,203,083.35 and 6,903,198.27 is: 9,520,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,855.37 : 11,203,083.35 = 6,903,198.27 : x
  2. Step 2: Convert to fraction form
    8,122,855.37/11,203,083.35 = 6,903,198.27/x
  3. Step 3: Cross multiply
    8,122,855.37x = 11,203,083.35 × 6,903,198.27
  4. Step 4: Simplify right side
    8,122,855.37x = 77,337,105,565,869.81
  5. Step 5: Solve for x
    x = 77,337,105,565,869.81/8,122,855.37
  6. Step 6: Final answer
    x = 9,520,926.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.