Home / 17,449,984.22-26,178,901.20-5,320,673.78

Finding the Fourth Proportional to 17,449,984.22, 26,178,901.20 and 5,320,673.78

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Solution

The fourth proportional to 17,449,984.22, 26,178,901.20 and 5,320,673.78 is: 7,982,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449,984.22 : 26,178,901.20 = 5,320,673.78 : x
  2. Step 2: Convert to fraction form
    17,449,984.22/26,178,901.20 = 5,320,673.78/x
  3. Step 3: Cross multiply
    17,449,984.22x = 26,178,901.20 × 5,320,673.78
  4. Step 4: Simplify right side
    17,449,984.22x = 139,289,393,073,156.03
  5. Step 5: Solve for x
    x = 139,289,393,073,156.03/17,449,984.22
  6. Step 6: Final answer
    x = 7,982,207.39

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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.