Home / 34,283,839.78-47,313,061.23-18,814,481.74

Finding the Fourth Proportional to 34,283,839.78, 47,313,061.23 and 18,814,481.74

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Solution

The fourth proportional to 34,283,839.78, 47,313,061.23 and 18,814,481.74 is: 25,964,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283,839.78 : 47,313,061.23 = 18,814,481.74 : x
  2. Step 2: Convert to fraction form
    34,283,839.78/47,313,061.23 = 18,814,481.74/x
  3. Step 3: Cross multiply
    34,283,839.78x = 47,313,061.23 × 18,814,481.74
  4. Step 4: Simplify right side
    34,283,839.78x = 890,170,726,575,336.75
  5. Step 5: Solve for x
    x = 890,170,726,575,336.75/34,283,839.78
  6. Step 6: Final answer
    x = 25,964,732.43

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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.