Home / 20,107,392.32-27,747,372.48-10,940,071.52

Finding the Fourth Proportional to 20,107,392.32, 27,747,372.48 and 10,940,071.52

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Solution

The fourth proportional to 20,107,392.32, 27,747,372.48 and 10,940,071.52 is: 15,096,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,392.32 : 27,747,372.48 = 10,940,071.52 : x
  2. Step 2: Convert to fraction form
    20,107,392.32/27,747,372.48 = 10,940,071.52/x
  3. Step 3: Cross multiply
    20,107,392.32x = 27,747,372.48 × 10,940,071.52
  4. Step 4: Simplify right side
    20,107,392.32x = 303,558,239,423,279.75
  5. Step 5: Solve for x
    x = 303,558,239,423,279.75/20,107,392.32
  6. Step 6: Final answer
    x = 15,096,847.70

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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.