Home / 18,378,007.10-27,567,010.65-17,496,208.70

Finding the Fourth Proportional to 18,378,007.10, 27,567,010.65 and 17,496,208.70

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Solution

The fourth proportional to 18,378,007.10, 27,567,010.65 and 17,496,208.70 is: 26,244,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378,007.10 : 27,567,010.65 = 17,496,208.70 : x
  2. Step 2: Convert to fraction form
    18,378,007.10/27,567,010.65 = 17,496,208.70/x
  3. Step 3: Cross multiply
    18,378,007.10x = 27,567,010.65 × 17,496,208.70
  4. Step 4: Simplify right side
    18,378,007.10x = 482,318,171,567,522.62
  5. Step 5: Solve for x
    x = 482,318,171,567,522.62/18,378,007.10
  6. Step 6: Final answer
    x = 26,244,313.05

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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.