Home / 18,377,358.16-27,567,771.48-5,423,557.56

Finding the Fourth Proportional to 18,377,358.16, 27,567,771.48 and 5,423,557.56

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Solution

The fourth proportional to 18,377,358.16, 27,567,771.48 and 5,423,557.56 is: 8,135,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,358.16 : 27,567,771.48 = 5,423,557.56 : x
  2. Step 2: Convert to fraction form
    18,377,358.16/27,567,771.48 = 5,423,557.56/x
  3. Step 3: Cross multiply
    18,377,358.16x = 27,567,771.48 × 5,423,557.56
  4. Step 4: Simplify right side
    18,377,358.16x = 149,515,395,422,706.38
  5. Step 5: Solve for x
    x = 149,515,395,422,706.38/18,377,358.16
  6. Step 6: Final answer
    x = 8,135,848.15

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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.