Home / 13,378,504.34-18,444,767.82-9,654,209.80

Finding the Fourth Proportional to 13,378,504.34, 18,444,767.82 and 9,654,209.80

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Solution

The fourth proportional to 13,378,504.34, 18,444,767.82 and 9,654,209.80 is: 13,310,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,378,504.34 : 18,444,767.82 = 9,654,209.80 : x
  2. Step 2: Convert to fraction form
    13,378,504.34/18,444,767.82 = 9,654,209.80/x
  3. Step 3: Cross multiply
    13,378,504.34x = 18,444,767.82 × 9,654,209.80
  4. Step 4: Simplify right side
    13,378,504.34x = 178,069,658,246,568.66
  5. Step 5: Solve for x
    x = 178,069,658,246,568.66/13,378,504.34
  6. Step 6: Final answer
    x = 13,310,131.96

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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.