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Finding the Fourth Proportional to 17,958,388.40, 26,954,495.40 and 9,444,834.80

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Solution

The fourth proportional to 17,958,388.40, 26,954,495.40 and 9,444,834.80 is: 14,176,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958,388.40 : 26,954,495.40 = 9,444,834.80 : x
  2. Step 2: Convert to fraction form
    17,958,388.40/26,954,495.40 = 9,444,834.80/x
  3. Step 3: Cross multiply
    17,958,388.40x = 26,954,495.40 × 9,444,834.80
  4. Step 4: Simplify right side
    17,958,388.40x = 254,580,756,170,359.94
  5. Step 5: Solve for x
    x = 254,580,756,170,359.94/17,958,388.40
  6. Step 6: Final answer
    x = 14,176,147.13

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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.