Home / 12,455,301.12-18,667,803.66-8,813,080.44

Finding the Fourth Proportional to 12,455,301.12, 18,667,803.66 and 8,813,080.44

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Solution

The fourth proportional to 12,455,301.12, 18,667,803.66 and 8,813,080.44 is: 13,208,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,301.12 : 18,667,803.66 = 8,813,080.44 : x
  2. Step 2: Convert to fraction form
    12,455,301.12/18,667,803.66 = 8,813,080.44/x
  3. Step 3: Cross multiply
    12,455,301.12x = 18,667,803.66 × 8,813,080.44
  4. Step 4: Simplify right side
    12,455,301.12x = 164,520,855,293,706.41
  5. Step 5: Solve for x
    x = 164,520,855,293,706.41/12,455,301.12
  6. Step 6: Final answer
    x = 13,208,902.27

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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.