Home / 18,379,944.48-27,555,715.62-9,277,356.90

Finding the Fourth Proportional to 18,379,944.48, 27,555,715.62 and 9,277,356.90

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Solution

The fourth proportional to 18,379,944.48, 27,555,715.62 and 9,277,356.90 is: 13,908,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,944.48 : 27,555,715.62 = 9,277,356.90 : x
  2. Step 2: Convert to fraction form
    18,379,944.48/27,555,715.62 = 9,277,356.90/x
  3. Step 3: Cross multiply
    18,379,944.48x = 27,555,715.62 × 9,277,356.90
  4. Step 4: Simplify right side
    18,379,944.48x = 255,644,208,441,644.81
  5. Step 5: Solve for x
    x = 255,644,208,441,644.81/18,379,944.48
  6. Step 6: Final answer
    x = 13,908,867.28

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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.